Chemistry4th EditionGilbert Publisher: W.W. Norton & CompanyISBN: 9780393250985
Chemistry
Browse All Chapters of This Textbook
Chapter 1 - Matter And Energy: The Origin Of The UniverseChapter 1.5 - Properties Of MatterChapter 1.6 - States Of MatterChapter 1.8 - Making Measurements And Expressing The ResultsChapter 1.9 - Unit Conversions And Dimensional AnalysisChapter 2 - Atoms, Ions, And Molecules: Matter Starts HereChapter 2.2 - IsotopesChapter 2.3 - Average Atomic MassChapter 2.4 - The Periodic Table Of ElementsChapter 2.5 - Trends In Compound Formation
Chapter 2.6 - Naming Compounds And Writing FormulasChapter 3 - Stoichiometry: Mass, Formulas, And ReactionsChapter 3.2 - The MoleChapter 3.3 - Writing Balanced Chemical EquationsChapter 3.4 - Combustion ReactionsChapter 3.5 - Stoichiometric Calculations And The Carbon CycleChapter 3.6 - Determining Empirical Formulas From Percent CompositionChapter 3.7 - Empirical And Molecular Formulas ComparedChapter 3.8 - Combustion AnalysisChapter 3.9 - Limiting Reactants And Percent YieldChapter 4 - Solution Chemistry: The HydrosphereChapter 4.2 - Concentration UnitsChapter 4.3 - DilutionsChapter 4.5 - Acid-base Reactions: Proton TransferChapter 4.6 - TitrationsChapter 4.7 - Precipitation ReactionsChapter 4.9 - Oxidation-reduction Reactions: Electron TransferChapter 5 - Thermochemistry: Energy Changes In ReactionsChapter 5.1 - Energy: Basic Concepts And DefinitionsChapter 5.2 - Systems, Surroundings, And Energy TransferChapter 5.3 - Enthalpy And Enthalpy ChangesChapter 5.4 - Heating Curves And Heat CapacityChapter 5.5 - Calorimetry: Measuring Heat Capacity And Enthalpies Of ReactionChapter 5.6 - Hess's LawChapter 5.7 - Standard Enthalpies Of Formation And ReactionChapter 5.8 - Fuel Values And Food ValuesChapter 6 - Properties Of Gases: The Air We BreatheChapter 6.2 - Atmospheric PressureChapter 6.3 - The Gas LawsChapter 6.4 - The Ideal Gas LawChapter 6.5 - Gases In Chemical ReactionsChapter 6.6 - Gas DensityChapter 6.7 - Dalton's Law And Mixtures Of GasesChapter 6.8 - The Kinetic Molecular Theory Of GasesChapter 7 - A Quantum Model Of Atoms: Waves And ParticlesChapter 7.1 - Light WavesChapter 7.3 - Particles Of Light And Quantum TheoryChapter 7.4 - The Hydrogen Spectrum And The Bohr ModelChapter 7.5 - Electron WavesChapter 7.6 - Quantum Numbers And Electron SpinChapter 7.8 - The Periodic Table And Filling The Orbitals Of Multielectron AtomsChapter 7.9 - Electron Configurations Of IonsChapter 7.10 - The Sizes Of Atoms And IonsChapter 8 - Chemical Bonds: What Makes A Gas A Greenhouse Gas?Chapter 8.2 - Lewis StructuresChapter 8.3 - Polar Covalent BondsChapter 8.5 - ResonanceChapter 8.6 - Formal Charge: Choosing Among Lewis StructuresChapter 8.7 - Exceptions To The Octet RuleChapter 8.8 - The Lengths And Strengths Of Covalent BondsChapter 9 - Molecular Geometry: Shape Determines FunctionChapter 9.2 - Valence-shell Electron-pair Repulsion Theory (vsepr)Chapter 9.3 - Polar Bonds And Polar MoleculesChapter 9.4 - Valence Bond TheoryChapter 9.5 - Shape And Interactions With Large MoleculesChapter 9.7 - Molecular Orbital TheoryChapter 10 - Intermolecular Forces: The Uniqueness Of WaterChapter 10.1 - Interactions Between IonsChapter 10.2 - Interactions Involving Polar MoleculesChapter 10.3 - Dispersion ForcesChapter 10.4 - Polarity And SolubilityChapter 10.5 - Vapor Pressure Of Pure LiquidsChapter 10.6 - Phase Diagrams: Intermolecular Forces At WorkChapter 11 - Solutions: Properties And BehaviorChapter 11.1 - Vapor Pressure Of SolutionsChapter 11.3 - Energy Changes During Formation And Dissolution Of Ionic CompoundChapter 11.4 - Mixtures Of Volatile SolutesChapter 11.5 - Colligative Properties Of SolutionsChapter 11.6 - Measuring The Molar Mass Of A Solute Using Colligative PropertiesChapter 12 - Solids: Structures And ApplicationsChapter 12.2 - Structures Of MetalsChapter 12.3 - AlloysChapter 12.5 - SemiconductorsChapter 12.6 - Salt Crystals: Ionic SolidsChapter 12.9 - X-ray Diffraction: How We Know Crystal StructuresChapter 13 - Organic Chemistry: Fuels, Pharmaceuticals, Materials, And LifeChapter 13.2 - AlkanesChapter 13.3 - Alkenes And AlkynesChapter 13.6 - Alcohols, Ethers, And Reformulated GasolineChapter 13.7 - Carbonyl-containing CompoundsChapter 13.8 - ChiralityChapter 14 - Chemical Kinetics: Reactions In The Air We BreatheChapter 14.2 - Reaction RatesChapter 14.3 - Effect Of Concentration On Reaction RateChapter 14.4 - Reaction Rates, Temperature, And The Arrhenius EquationChapter 14.5 - Reaction MechanismsChapter 14.6 - CatalysisChapter 15 - Chemical Equilibrium: How Much Product Does A Reaction Really Make?Chapter 15.2 - Writing Equilibrium Constant ExpressionsChapter 15.3 - Relationships Between Kc And Kp ValuesChapter 15.4 - Manipulating Equilibrium Constant ExpressionsChapter 15.5 - Equilibrium Constants And Reaction QuotientsChapter 15.6 - Heterogeneous EquilibriaChapter 15.7 - Le Chatelier's PrincipleChapter 15.8 - Calculations Based On KChapter 16 - Acid-base And Solubility Equilibria: Reactions In Soil And WaterChapter 16.1 - Acids And Bases: The Bronsted-lowry ModelChapter 16.2 - Ph And The Autoionization Of WaterChapter 16.3 - Calculations Involving Ph, Ka, And KbChapter 16.4 - Polyprotic AcidsChapter 16.6 - Ph Of Salt SolutionsChapter 16.7 - The Common-ion EffectChapter 16.8 - Ph BuffersChapter 16.10 - Solubility EquilibriaChapter 17 - Metal Ions: Colorful And EssentialChapter 17.1 - Lewis Acids And BasesChapter 17.3 - Complex-ion EquilibriaChapter 17.4 - Naming Complex Ions And Coordination CompoundsChapter 17.6 - Polydentate LigandsChapter 17.9 - Magnetism And Spin StatesChapter 17.10 - Isomerism In Coordination CompoundsChapter 18 - Thermodynamics: Spontaneous And Nonspontaneous Reactions And ProcessesChapter 18.2 - Thermodynamic EntropyChapter 18.3 - Absolute Entropy And The Third Law Of ThermodynamicsChapter 18.4 - Calculating Entropy ChangesChapter 18.5 - Free EnergyChapter 18.6 - Temperature And SpontaneityChapter 18.7 - Free Energy And Chemical EquilibriumChapter 18.8 - Influence Of Temperature On Equilibrium ConstantsChapter 19 - Electrochemistry: The Quest For Clean EnergyChapter 19.1 - Redox Chemistry RevisitedChapter 19.2 - Electrochemical CellsChapter 19.3 - Standard PotentialsChapter 19.4 - Chemical Energy And Electrical WorkChapter 19.6 - The Effect Of Concentration On EcellChapter 19.7 - Relating Battery Capacity To Quantities Of ReactantsChapter 19.9 - Electrolytic Cells And Rechargeable BatteriesChapter 20 - Biochemistry: The Compounds Of LifeChapter 20.1 - The Composition Of ProteinsChapter 20.4 - LipidsChapter 20.5 - Nucleotides And Nucleic AcidsChapter 21 - Nuclear Chemistry: Applications To Energy And MedicineChapter 21.2 - Unstable Nuclei And Radioactive DecayChapter 21.3 - Rates Of Radioactive DecayChapter 21.4 - Radiometric DatingChapter 21.5 - Measuring RadioactivityChapter 21.6 - Biological Effects Of RadioactivityChapter 21.9 - Nuclear Fusion And The Quest For Clean EnergyChapter 22 - Life And The Periodic TableChapter 22.2 - Major Essential ElementsChapter 22.5 - Elements For Diagnosis And Therapy
Sample Solutions for this Textbook
We offer sample solutions for Chemistry homework problems. See examples below:
Explanation: The first pure substances are given in Figure 1. Figure 1 The pure substances given in...The density of the substance remains same if the substance is cut into pieces or more substance is...Explanation Given The calculation involving multiplication and division in which the value 2.54 is...Explanation Given The calculation involving multiplication and division in which the value 12 is...Explanation Given The distance is 26.2 miles . Time is 3 hours and 34 minutes. The conversion of...Explanation Given The amount of fertilizer used by farmer in one year is 1500 kg. The amount of...Explanation Given The height of the cylinder A is 5.1 cm . The height of the cylinder B is 5.9 cm ....Explanation The types of gaseous molecules actually present in a vessel or container are identified...Explanation The natural abundance of an isotope is calculated by the formula, Average atomic...
Explanation In the question isotopic composition the exact mass MgO is shown with different isotopes...Explanation The exact mass of an isotope is calculated from the formula, Average atomic...Strontium has four isotopes: 84Sr, 86Sr, 87Sr and 88Sr. Number of neutrons in 84Sr is calculated by...Explanation The atomic number of 14C is 6 and mass number is 14 . The number of neutrons is...Explanation The atomic number of 11B is 5 and atomic mass is 11 . Calculate the number of neutrons...Explanation: The name of the compounds is determined by the names of their cation and anions. The...The oxidation state of sulfur atom is −2. The oxidation state of manganese is assumed to be x. The...The oxidation state of manganese in manganese (II) phosphate is +2. The oxidation state of phosphate...The systematic name of magnesia is magnesium (II) hydroxide. The charge on magnesium (Mg2+) is +2...Given The chemical formula of ruby is Al2O3. The mass of ruby is 12.04 carats. The mass of aluminum...Explanation: Given The mass of isotope of bromine, 79Br is 78.9183 amu . The mass of isotope of...Explanation In the given pair, the two containers consist of the substances that are composed of...Given The number of atoms of Ne(g) is 4.4×1014 atoms. Also, 1 mol=6.022×1023 atoms . The number of...Explanation Given The number of molecules of H2(g) is 1.4×1013 molecules. Also, 1 mol=6.022×1023...Explanation Given One mole ilmenite contains Avogadro’s number of molecules of ilmenite. Therefore,...Explanation Given One mole of wolframite contains Avogadro’s number of molecules of wolframite....Explanation The given MnSiO3 molecule consists of one manganese atom, one silicon atom and three...Explanation The given C8H8O3 molecule consists of one manganese atom, one silicon atom and three...Explanation The given C12H12O11 molecule consists of one manganese atom, one silicon atom and three...Explanation Given The given pair of compound is NaBr or KCl . To calculate the number of ions in the...Explanation The steps involved in the balancing of the reaction are shown below. The given...Explanation The molar mass of Na2O is calculated as, Molar mass=(Number of Na atoms×Molar mass of...Explanation The molar mass of Na2SO4 is calculated as, Molar mass=((Number of Na atoms×Molar mass of...Explanation The given compound is naphthalene ( C10H8 ). The molar mass of naphthalene ( C10H8 ) is...Explanation Molecular mass of N2O is calculated by the formula, Molecular mass of N2O=((Number of N...Explanation Given The mass percent of uranium in UaOb is 83.22 % . The mass percent of oxygen in...Explanation In the given figure, there are three colored anions present, that is green, purple and...Explanation When an acid reacts with a base it forms a salt and water and this type of reaction is...Explanation When an acid reacts with a base it forms a salt and water and this type of reaction is...Explanation The dissociation reaction of Pb(NO3)2 is, Pb(NO3)2(aq)→Pb2+(aq)+2NO3−(aq) The...Explanation The given reaction is, 3SiO2(s)+2Fe3O4(s)→3Fe2SiO4(s)+O2(g) The reactants in the...Explanation The given reaction is, SiO2(s)+H2O(l)→H4SiO4(aq) The reactant in the reaction are SiO2...Explanation Given The given unbalanced ionic reaction between hydrogen chromate ion (HCrO4-) and...Explanation The given element is MnO2 in the redox reaction. The oxidation state of oxygen is...Explanation This stated redox reaction is, S2O42-(aq)+CrO42-(aq)+OH-(aq)→SO32-(aq)+Cr(OH)3(s) In the...Explanation The given redox reaction is, FeO42-(aq)+H2O(l)→FeOOH(s)+O2(g)+OH−(aq) The oxidation...Explanation When Ag reacts with H2S then tarnishing of Ag takes place that leads to the formation of...Explanation The mass (g) of iron dissolved in one liter of drainage is 80.0 g . The molar mass of...Explanation The fermentation of natural sugars gives equal number of moles of ethanol and carbon...Explanation The first given reaction of nitrogen fixation is,...Explanation The given reactions are, H2S(aq)+2O2(g)→H2SO4(aq) (1)...Explanation Given Potential energy of brick is 500 J . Since, 1 J=1 kg m2 s2 . Therefore, potential...Explanation Given Mass of NaN3 is 2.25 g . External pressure is 1.0 atm . Density of nitrogen is...Explanation Given Mass of KNO3 is 1.00 g . External pressure is 1.00 atm . Density of nitrogen is...Explanation The balanced chemical equation is given as, Mg(s)+2HCl(aq)→MgCl2(aq)+H2(g) The total...Explanation Given The given amount of enthalpy of combustion ΔHcombustion° for the compound C5H12 is...Explanation Given The given amount of enthalpy of combustion ΔHcombustion° for the compound C6H14 is...Explanation The reaction between NaOH(aq) and H2SO4(aq) is an example of neutralization reaction and...Explanation Given The volume of NaOH solution (VNaOH) is 100.0 mL . The volume of H2SO4 solution...Explanation The given reactions are stated as,...Explanation The given reaction is stated as, O2(g)+CH3OH(l)→2HCOOH(l)+2H2O(l)+1019.6 kJ The...Explanation Given Refer Appendix 4 . The standard enthalpy of formation of CO2(g) , (ΔHf, CO2(g)ο)...Explanation Given The mass of sodium hydroxide (mNaOH) is 5.00 g . The mass of potassium hydroxide...Explanation Given The atomic mass (μPb) of element Lead is 207.2 g/mol . The atomic mass (μAu) of...Explanation Given The density of hydrogen gas is 0.0899 g/L . The density of hydrogen liquid is 70.8...Explanation The given conversion of glucose into formaldehyde is stated as, C6H12O6→6HCHO The given...Explanation The graph representing the variation of atmospheric pressure at different locations on...Explanation Given The given mass of block is 38.6 g . The given side of the square is 1.00 cm ....Explanation Given The given value of pressure in Hurricane Irene is 982 mbar . The given value of...Explanation Given The initial pressure is 1.00 atm . The initial volume is 78.0 mL . The final...Explanation Given The initial pressure is 715 mmHg . The final pressure is 3.55 atm . The initial...Explanation Given The pressure of the gas is 1.00 atm . The given mole is 1 mole . The given volume...Explanation Given The initial volume of the gas is 0.500 L . The initial pressure of the gas is 1...Explanation Given The pressure is 0.85 atm . The temperature is 273 K . The volume of air is 200.0 L...Explanation Given The pressure is 1.00 atm . The temperature is 290 K . The volume of gas is 200.0 L...Given The number of moles of H2 gas is 0.20 mol. The number of moles of N2 gas is 0.70 mol. The...Explanation Given The volume of the container is 1.0 L . The temperature is 0 οC . The mass of H2 is...Explanation Given The total volume is 0.480 L . The temperature is 25 οC . The total pressure is 1...Explanation The value of pressure expressed in torr is same as that in mm Hg. Hence, 120 mm Hg=120...Explanation The chemical equation corresponding to the reaction between ammonia and hydrochloric...Explanation The molecular weight of given gases is calculated as, Molecular weight of...Explanation The composition of gas mixtures are given in terms of their volumes, which is in mass...Explanation: The given equation is, 2 NO−3(g)+5CO (g)+2H+(aq)→N2 (g)+H2O(l)+5CO2(g) Here, 200 g of...Explanation: The given equation for NH4NO3 decomposing to give N2O is, NH4NO3 (s)→N2O (g)+2H2O (g)...Explanation The ideal gas equation is, PV=nRT (1) Where, P is the pressure 1.25 atm . V is the...Explanation There are total five elements that are highlighted in the Figure 1. The names of these...Explanation Given The radiation of wavelength, λ exposed to potassium and sodium is 300 nm . Work...Explanation Given The transition is from n=4 to n=6 . The relation between the wavelength of an...Explanation Given The transition occurs from higher energy state to n=2 level. The energy of the...Explanation Given The wavelength is 92.3 nm . The wavelength is related to the energy level in the...Explanation Given Mass of muon (a subatomic particle) is 1.884×10−25 g . The conversion of g to kg...Explanation Given Mass of an electron is 9.10938×10−28 g . The conversion of g to kg is done as, 1...Explanation Given The temperature is 500 K . The molar mass of helium is 4.0 g/mol . The conversion...Explanation The given principal quantum number (n) is 1 . For n=1 , the value of l is, l=n−1l=1−1l=0...Explanation The given principal quantum number (n) is 2 that represents the energy level and angular...Explanation The given principal quantum number (n) is 2 that represents the energy level and angular...Explanation The given combination of quantum numbers is n=1 , l=1 , ml=0 and ms=+12 . In the given...Explanation Explanation The given combination of quantum numbers is n=3 , l=2 , ml=0 and ms=−12 . In...Explanation Given The transition occurs directly from n=3 to n=1 . The transition occurs first from...Explanation The atomic number of O is 8 . It means there are eight electrons in the neutral Oxygen...Explanation The number of period signifies for the number of valence electrons f the element in the...Explanation Number of valence electrons in hydrogen is 1 , number of valence electrons in nitrogen...Explanation The given anion is S4N− . Number of valence electrons in sulfur is 6 and number of...Explanation The given ion is CNO− . Number of valence electrons in oxygen is 6 , number of valence...Explanation The atomic number of phosphorus is 15 . The ground state electronic configuration of P...Explanation The reaction of FClO2 with aluminium chloride produces Cl2O2 and AlFCl2 ....Explanation The given molecule is Cl2O7 . It consists of 2 chlorine and 7 oxygen atoms. Chlorine has...Explanation The given molecule is NO . It consists of 1 nitrogen and 1 oxygen atoms. Nitrogen has 5...Explanation The given Lewis structure is, Figure 1 The charge present on each atom is known as...Explanation The order of nitrogen-oxygen bond lengths is predicted by calculating the bond order of...Explanation The order of carbon-oxygen bond lengths is predicted by calculating the bond order of...Explanation The given reaction is, N2(g)+3H2(g)→2NH3(g) The bond enthalpy is calculated by using the...Explanation The given reaction is, CO2(g)+H2(g)→H2O(g)+CO(g) The bond enthalpy is calculated by...Explanation The reaction for incomplete combustion of methane is, 2CH4(g)+3O2(g)→2CO(g)+4H2O(g) The...Explanation The atomic number of nitrogen is 7 . The electronic configuration of nitrogen is...Explanation The atomic number of xenon is 54 . The electronic configuration of xenon is...Explanation The atomic number of xenon is 54 . The electronic configuration of xenon is...Explanation The atomic number of nitrogen is 7 . The electronic configuration of nitrogen is...Explanation Given The structures of two isomers of S2F2 having different orientations of S and F ....Explanation Polarity in bond arises due to the difference in electronegativity of the bonded atoms....Explanation Hybridization is a process in which two or more atomic orbital of nearly similar energy...The electronic configuration of sulfur is [Ne]3s23p4. The electronic configuration of oxygen is...Explanation The atomic number of Cl is 17 . The electronic configuration of Cl is, [Ne]3s23p5 The...Explanation The atomic number of Cl is 17 . The electronic configuration of Cl is, [Ne]3s23p5 The...Explanation Nitrogen has five valence electrons. Charge on N2+ is +1 . The total number of valence...Explanation Helium has two valence electrons. The total number of valence electrons in He2 is...Explanation Nitrogen has five valence electrons. The total number of valence electrons in N2+ is...Explanation Oxygen has six valence electrons. The total number of valence electrons in O2− is...Explanation The electronic configuration of B2 is, (σ2s)2(σ*2s)2 (π2p)2 The bond order for B2 is...Explanation The electronic configuration of B2 is, (σ2s)2(σ*2s)2 (π2p)2 The bond order for B2 is...Explanation Whenever the bond order of the molecular anion is greater than its corresponding...Explanation The given KF and KI compounds are ionic compounds and exist in solid form at room...Explanation The dipole moment of the given compound is important for its solubility in . The dipole...Explanation The solubility of oxygen gas in water at 20 °C is 0.03 mol/L and at 10 °C is 0.04 mol/L...Explanation Given The value of R is 8.314 J/mol.K . The given structure is below. Figure 1 In the...Explanation Given The value of R is 8.314 J/mol.K . The given structure is below. Figure 1 In the...Explanation The phase diagram of water at 2 atm of pressure and 110 °C is given below. Figure 1 In...The given pair is hypochlorous acid and Cl−. The molecular formula hypochlorous acid is HOCl. The...The given unbalanced chemical reaction is, IO3−(aq)+HSO3−(aq)→I−(aq)+SO42−(aq) (1) In balanced form...Explanation The given drawing is, Figure 1 According to Henry’s Law, the solubility of a gas in a...Explanation Given The density for sea water is 1.022 g/mL The table for molarity is given as, Ions...Explanation Given The lethal concentration of Ammonia is 1.1 mg/L . The lethal concentration of...Explanation Given The concentration of Al3+ is 0.050 mg/kg . The concentration of Fe3+ is 0.040...Explanation Given The pair of aqueous solution is given as, A is 1.00 L of 0.48 M NaCl and B is...Explanation Given The given concentration in terms of molarity of aqueous solution is 2.39 M . The...Explanation Given The given mass of compound NaCl is 10.0 g . The given temperature is 27 °C . The...Explanation Given The given mass of compound is 27.40 mg . The given volume of solvent is 100 mL ....Explanation Given The given mass of caffeine compound is 150 mg . The given mass of camphor is 10.0...Explanation Given The given concentration of compound LiCl is 5.0 g/kg . The given concentration of...Explanation Given The given amount of NaCl solute is 2.50 mM . The given amount of MgCl2 solute is...Explanation The given figure is, Figure 1 In the given figure, the constituent particles are...Explanation The given density of crystalline form of copper (d) is 8.95 g/cm3 . The given radius of...Explanation The given density of crystalline form of molybdenum (d) is 10.28 g/cm3 The given radius...Explanation The given density of crystalline form of sodium atom (d) in BCC form is 0.971 g/cm3 ....Explanation The number of atom for simple cubic unit cell, Z is 1 . The molar mass of Calcium metal,...Explanation The given three minerals are, Grossular [Ca3Al2(SiO4)3], Kyanite [Al2SiO5] and, Quartz...The given reaction is, CaAl2Si2O8+Ca2Al2SiO7+CaSiO3→Ca3Al2(SiO4)3 The above equation of reaction is...Explanation The density of bcc iron is calculated by the formula, Density(d) of the unit...Explanation Gold and silver both crystallize in a face centered cubic unit cell. There are 4 atoms...The value of 2θ is 29.86°.. The value of wavelength (λ) is 154 pm. The value of n is 2. The...Explanation The given hydrocarbon is shown in Figure 1. Figure 1 Count the number of elements (C, N,...The molecular formula of heptane is C7H16. The number of carbon atoms present in the given structure...The given carbon-skeleton structure is, Figure 1 In the given compound, there are 10 carbon atoms...The given carbon-skeleton structure is, Figure 1 In the given compound, there are 7 carbon atoms and...The given molecules are, Figure 1 The oxidation state of carbon indicated by arrow (a) is calculated...The balanced chemical equation for the combustion of benzene (C6H6) in air is,...The standard enthalpy of formation (ΔHf,CH3NH2ο) of CH3NH2 is −23.0 kJ/mol. The given reaction is,...The structure of propanol is, Figure 1 The structure of isopropanol is, Figure 2 The fuel value is...The molecular formula of aldehydes containing one to six carbons, the number of carbon and hydrogen...The molecular formula of carboxylic acid containing one to six carbons, the number of carbon and...Given The enthalpy of formation of formaldehyde is −108.6 kJ/mol. The enthalpy of formation of...Given The enthalpy of formation of formamide is −251 kJ/mol. The enthalpy of formation of methyl...The balanced chemical equation for the given reaction is, 4H2(g)+CO2(g)→CH4(g)+2H2O(l) The enthalpy...The heat required to raise the temperature of water ( Q) is calculated by the formula, Q=cmΔT (1)...The heat required to raise the temperature of water ( Q) is calculated by the formula, Q=cmΔT (1)...Explanation The graph for change in the concentration of reactants and products is given as, Figure...Explanation Given The rate of consumption of ClO is −2.3×107 M/s . The chemical equation for the...Explanation Given The given data is, Time (s) [N2O5](molecules/cm3) 0.0 1.500×1012 1.45 1.357×1012...Explanation Given The given data is, Time (s) [ClO](molecules/cm3) 0.0 2.60×1011 1.0 1.08×1011 2.0...Explanation As the rate law expression is given in the form of reactants and Oxygen atoms and NO2...Explanation The given reaction is, A+B→C As the rate law expression is given in the form of...Explanation The given reaction is, NO2(g)+CO(g)→NO(g)+CO2(g) The rate law for the reaction will be,...Explanation The reaction between propionaldehyde and hydrocyanic acid has been studied in aqueous...Explanation The given reaction is, NO2(g)+O3(g)→NO3(g)+O2(g) The rate constant for the given...Explanation The given reaction is, N2(g)+O2(g)→2NO(g) The given data is, T ( K ) k[M−1/2 s−1] 2000...Explanation The rate law expression for the given reaction is, Rate=k[MnO4−]a[ClO3−]b[H+]c (1) The...Explanation The given reaction is, NO(g)+O3(g)→NO2(g)→N2(g)+O2(g) If the reaction occurs in the...Explanation The given reaction is, NH3(g)+HNO2(g)→NH4NO2(g)→N2(g)+2H2O(l) As the reaction is first...Explanation The rate law expression for the given reaction is, Rate=k[NO]a[ONOO−]b (1) The table for...The given reaction is, H2C=CH2+2O3→2H2C=O+2O2 The given Table is below....Explanation The mass action expression for the reaction between A2 and B2 will be expressed with the...Explanation The given reversible equation is, C2H4(g)+H2(g)⇌C2H6(g) In the reaction at equilibrium...Explanation The given reversible equation 500 K is, NH2Cl(g)+NH3(g)⇌N2H4(g)+HCl(g) In the reaction...Explanation The given reactions are, 2SO2(g)+O2(g)⇌2SO3(g)SO2(g)+12O2(g)⇌SO3(g) The equilibrium...Explanation The given reactions are, 2NO(g)+O2(g)⇌2NO2(g)NO(g)+12O2(g)⇌NO2(g) The equilibrium...Explanation Given The balanced chemical equation is, PCl5(g)⇌PCl3(g)+Cl2(g) The equilibrium constant...Explanation Given The balanced chemical equation is, H2O(g)+C(s)⇌CO(g)+H2(g) The equilibrium...Explanation Given The balanced chemical equation is, CO(g)+H2O(g)⇌CO2(g)+H2(g) The equilibrium...Explanation Given The balanced chemical equation is, 2CO2(g)⇌2CO(g)+O2(g) Initial partial pressure...Explanation Given The balanced chemical equation is, NO2(g)+SO2(g)⇌NO(g)+SO3(g) The equilibrium...Explanation Given The balanced chemical reaction is, 2SO2(g)+O2(g)⇌2SO3(g) The partial pressure of...Explanation The given figure is, Figure 1 The given acid is acetic acid which is a weak acid. The...Given The concentration of hydrogen ion H+ is 3.48×10−8 M. The pH value of the given solution is...Given The concentration of hydroxide ion OH− is 1.44×10−10 M. The pOH value of the given solution is...Given The concentration of NaOH solution is 8.42×10−4 M. Sodium hydroxide is a strong base. It is...Explanation Given The concentration of HCl is 0.155 M . The dissociation of HCl is shown by the...Explanation Given The concentration of NaOH is 0.0450 M . The dissociation of NaOH is shown by the...Explanation Given The equilibrium constant, Kb of aminoethanol is 3.1×10−5 . The pKb value of...Explanation Given The pKb value of quinoline is 9.15 . The ionization of quinoline is shown by the...The compound is morphine. The molar concentration of morphine is 0.115 M. The value of pKb for...Explanation Given The value of Kb of trimethylamine is 6.5×10−5 . The concentration of...The molar concentration of piperazine is 0.0133 M. The values of Kb1 and Kb2 for piperazine is...Given The molarity of HNO2 is 0.120 M. The molarity of NaNO2 is 0.150 M. The molarity of HCl is 12.0...Sodium acetate is a salt of acetic acid which is considered as a weak acid. HCl being a strong acid...Given The concentration of NaOH, M1 is 0.125 M. The concentration of weak acid, M2 is 0.50 M. The...Given Volume of NaOH, V1 is 10.0 ml. Concentration of NaOH, M1 is 0.125 M. Concentration of acetic...Explanation Given The value of pKb of solution is 4.19. Volume of trimethylamine, V1 is 25.0 ml....The element, fluoride in drinking water with pH=7.00 is present in the form of F−. The concentration...Explanation The given reaction is, HNO3(aq)+2H2SO4(aq)→NO2+(aq)+H3O+(aq)+2HSO4−(aq) The oxidation...Explanation The given Figure is, Figure 1 In the Figure 1, the elements shown are calcium, chromium,...Explanation: The total volume of the solution is 1 L. The number of moles of Ni(NO3)2 is 0.00100...Explanation The given complex ion is [Cu(NH3)2]+ . The complex ion has positive charge so the metal...The name of given compound [Zn(en)2]SO4 is, Ethylenediaminezinc(II)sulphate. The name of given...The name of given compound (NH4)3[Co(CN)6] is, Ammoniumhexacyanocobaltate(III) The name of given...The concentration of CrCl3 is 0.50 M. The chemical equation for the dissociation of CrCl3 in water...The concentration of Fe(NO3)3 is 0.100 M. The chemical equation for the dissociation of Fe(NO3)3 in...The concentration of Cu(NO3)2 is 1.00 M. The chemical equation for the dissociation of Cu(NO3)2 is,...Explanation The manganese minerals pyrolusite, MnO2 and hausmannite, Mn3O4 contain manganese ions...Given The concentration of S2O32− is 0.250 M. The value of Kf is 5×1013. The given reaction is,...Explanation The Figure is given below. Figure 1 Two balloons are inflated at the same temperature to...Explanation Refer Appendix 4 . The standard molar entropy of N2(g) is 191.5 Jmol−1K−1 . The standard...Explanation Refer Appendix 4 . The standard molar entropy of N2(g) is 191.5 Jmol−1K−1 . The standard...Explanation Given The enthalpy change for formation (ΔHfο) of Fe2O3(s) is −824.2 kJ/mol . The...Explanation Given The enthalpy change for formation (ΔHfο) of C2H2(g) is 226.7 kJ/mol . The enthalpy...Explanation The given reaction is, H2O(g)+C(s)→H2(g)+CO(g) (1) The enthalpy of formation of H2O(g)...Explanation The given reaction is, SO2(g)+2H2S(g)→38S8(s)+2H2O(g) (1) The enthalpy of formation of...Explanation The given reaction is, 2NO(g)+O2(g)→2NO2(g) (1) The enthalpy of formation of NO(g) (ΔHf,...Explanation The given reaction is, 2H2S(g)+3O2→2H2O(g)+2SO2 (1) The enthalpy of formation of H2S(g)...Explanation Given The reaction of steam-methane to produce carbon monoxide and hydrogen gas is,...Explanation Given The decomposition reaction of methane is, CH4(g)→C(s)+2H2(g) The reaction consumes...Explanation In voltaic cell during the process of redox reaction electrons are generated on anode...Explanation As given above that the net ionic reaction is the combination of two half reactions that...Explanation As given above that the net ionic reaction is the combination of two half reactions that...Explanation Given The given reaction is as follows, 2K2FeO4(aq)+3Zn(s)→Fe2O3(s)+ZnO(s)+2K2ZnO2(aq)...Explanation The given reaction is, 2Cu+(aq)→Cu2+(aq)+Cu(s) (1) The oxidation half cell reaction at...Explanation The given reaction is, 2Na(s)+2H2O(l)→2NaOH(aq)+H2(g) (1) The standard change in free...Explanation The given reaction is, Cl2(g)+2Br−(aq)→Br2(l)+2Cl−(aq) (1) The oxidation half cell...Explanation The given pair is, Cd2+(aq)+2e−→Cd(s)Ag+(aq)+e−→Ag(s) The standard reduction potentials...The given reaction is, NH4+(aq)+2O2(g)→NO3−(aq)+2H+(aq)+H2O(l) The reduction half cell reaction for...Explanation The given reaction is, CH4(g)+H2O(g)→CO(g)+3H2(g) The oxidation number of Carbon in CH4...The photochemical reaction of sodium hydrogen phosphate with formaldehyde is, Figure 1 It may have...Explanation The consumption of hydrogen is decided by the number of double or triple bonds. The...Explanation Given The given reaction is as follows, CH3OH(l)+HCN(g)+H2O(l)→NH2CH2COOH(s)+H2(g) The...Explanation: Fusion reaction of hydrogen involves the reaction between the two hydrogen atoms to...Explanation: Given The first volcanic eruption occurs at 1360 BCE . The second volcanic eruption...Explanation There occurs beta decay in case of 90Sr . Therefore, the final product has one more...Explanation Given The amount of Radium −226 is 1.00 μg . The half life of Radium −226 is 1.60×103...Explanation Given The level of radioactivity is 4.0 pCi/mL . The conversion of pCi to Ci is done as,...Explanation The equation representing the absorption of neutron by 10B is given as, 510B+01n→511B...Explanation Given The mass of 28Si is 27.97693 amu . The mass of 14N is 14.00307 amu . The given...Explanation Given The mass of 32S is 31.97207 amu . The mass of 16O is 15.99491 amu . The given...Explanation The given reaction is, 01n+36Li→24He+13H The mass of 1n is 1.00866 amu . The mass of 4He...Explanation The given reaction is, 4 11H→24He+2 10β The mass of 4He is 4.00260 amu . The mass of 1H...Explanation The symbol for Rhenium −188 is 188Re . The atomic number of Rhenium is 75 and the number...Explanation The periodic trends in monatomic cation radii moving up or down a group or across a...Given The mass of cooper is 110 mg. The mass of the body is 70 kg. The concentration in ppm is...Given The concentration of cobalt in grams per kilogram is 4.3×10−5 g/kg. Parts per million by mass...Explanation Given The concentration of solution of selenocysteine is 1.00×10−3 M . The value of pKa1...Explanation Given The concentration of solution of cysteine is 1.00×10−3 M . The value of pKa1 is...Explanation Given The solubility product constant for equation 1 is 2.3×10−59 . The solubility...Explanation Given The Ksp value of hydroxyapatite is 2.3×10−59 . The Ksp value of calcium phosphate...Explanation Given The Ksp value of actual tooth enamel is 1×10−58 . The Ksp value of pure...Explanation Given The Ksp value of Ca5(PO4)3(OH) is 2.3×10−59 . The dissolution of Ca5(PO4)3(OH) in...Explanation Given The Ksp value of Ca5(PO4)3F is 3.2×10−60 . The dissolution of Ca5(PO4)3F in water...Explanation: The concentration of cysteine is 1.00 M. The concentration of CH3Hg(penicillamine)+ is...
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