Standard solution used in nonaqueous alkalimetry: a. hydrogen bromide b. sodium hydroxide c. perchloric acid d. lithium methoxide

Q: Elements/ Compound Bond Polar Electronegativities AEN Symmetrical Formula Name Drawing/Shape Туре…

A: Electronegativity Tendency of an atom or a functional group to attract electrons toward itself. ΔEN…

Q: 24. At what temperatures will a reaction be spontaneous if A,H° = - 62.4 kJ and A,S -301 J/K?

A: At what temperatures will a reaction be spontaneous ?

Q: You have a pH of 8.5. What is the [H+]?

A: pH is given by 8.5 .We have to find out the concentration of hydrogen ion, H+ .

Q: 33. Calculate the copper(II) ion concentration at 25 °C in the cell Zn(s) + Cu²*(aq) → Zn²"(aq, 1.0…

A:

Q: Calculate the volume of 1.0 mol/L NaOH and the volume of water he needed to make 75.0 mL of 0.10…

A: Here we have to find the volume of water required and volume of 1.0M NaOH solution required to…

Q: Use the following atomic masses (in g/mol): Mg = 24.31; H = 1; S = 32.06; O = 16; Na = 23; Cl = 35.…

A: Molecular mass of Chlorpheniramine Maleate: 390.9 g/mol Molecular mass of perchloric acid: 100.46…

Q: At STP, 32 grams of oxygen gas would have the same volume as 44 grams of carbon monoxide gas gram of…

A: We know that one mole of ideal gas occupied 22.4 litre at STP A reducing agent is a substance that…

Q: The pH of a solution is 5.64. What is its hydrogen ion concentration ([H+]) in mol/L

A:

Q: Furthermore, the following reaction occurs between O (formed either from the photochemical…

A: Propagation step is that step in which a radical is consumed and a new radical is formed.  While…

Q: What are the chief differences between the Ninhydrin and Bradford assays for amino acid…

A: Ninhydrin and Bradford assay both are performed to determine amino acids. Nin hydrin reacts with…

Q: 32. Consider the following two standard reduction potentials: Pt2"(aq) + 2 e → Pt (s); E° = 1.180 V…

A: We have given reduction potential of two half cells. Higher the value of reduction potential of the…

Q: Identify the conjugate acid-base pairs:  (a) CH3COOH(aq) + H2O(l) CH3COO2(aq) + H3O1(aq) (b)…

A: Acid can be defined as a substance that give hydrogen ions in a solution and base is a substance…

Q: Plot a neat labeled diagram representing the following 1- Double beam spectrophotometer

A: The double-beam spectrophotometer is a device that uses two beam of light to measure how light is…

Q: -A block of iron metal weighing 5.00 grams with a temperature of 75.0°C was immersed in a beaker…

A:

Q: Write an equation for the formation of the following compounds from the appropriate alcohol

A: Here we are required to find the alcohol from which the ketone can be made.

Q: Calcule el potencial estándar para la celda dados la siguiente información: Cr* (ac) + 3 e - Cr (s),…

A:

Q: A standard voltaic cell is produced from half-cells (MnO4-/Mn*2, acidic medium) and (Fe/Fe2). What…

A: Here we are required to find the maximum work that can be obtained from the standard cell

Q: To a buffer containing 0.150 mol NH3 and 0.250 mol NH.* 0.050 mol of HCl (aq) is added. Calculate…

A: In this question, we will determine the pH of the Basic Buffer Solution.  You can see the details…

Q: Consider the reaction of ammonia gas with O2(g) according to the thermochemical equation given…

A:

Q: The electron in a ground-state H atom absorbs a photon of wavelength 97.20 nm. To what energy level…

A:

Q: Redox Reaction Half-cell Half-cell Reaction E0oxidatio EOreductio EOredox Spontaneo us? Reaction…

A: Here we are required to find the standard cell potential of the given electrochemical reaction.

Q: Calculate the concentration of OH- and the pH of a solution that is 0.20 M in aqueous NH3 and 0.10 M…

A: Here we are required to find the pH of the buffer solution.

Q: STP Volume: 1 mol/22.4 L Avogadro's Number: 6.023 10 molecules/1 mol 1. If 129.37 g of H2 are…

A:

Q: Draw bond-line structures of each of the following compounds.…

A: Organic compounds can be defined as the compounds that contain carbon and hydrogen atoms in a…

Q: A sample of 2.2 mol CO2(g) is originally confined in 15 dm3 at 280 K and then undergoes adiabatic…

A:

Q: The following sequence of steps has been proposed for the overall reaction between H2 and Br2 to…

A: Given,  The  overall reaction between H2 and Br2 to form HBr: from  1) Br2(g)---------->2Br(g)…

Q: Calculate the pH of a solution obtained by mixing two equal volumes of formic acid and sodium…

A: Given,  Options are :

Q: An oxygen cylinder has a capacity of 300L and contains O2 at 3.1 MPa and 18 °C. The value is open…

A: Solution - According to the question -

Q: 16.32 Draw structures corresponding to the following names: (a) p-Bromophenylacetamide (b)…

A:

Q: Q8. What is the A of light that is emitted when an excited electron in the hydrogen atom falls from…

A: The emission spectrum of the atomic hydrogen atom has been divided into a number of spectral series,…

Q: Q13. What volume (mL) of 1.00 M K2Cr,0, is required to completely react with 35.0 mL of 0.500 M FeS…

A:

Q: When 2.9 mol N2 is heated at a constant pressure of 3.00 atm, its temperature increases from 298 K…

A: Given-> Mole of N2 = 2.9 mole P= 3.00 atm T1= 298 K T2 = 345 K Cp = 29.125 JK-1.mole-1

Q: What is the Ksp of Zn3(PO4)2 (MW = 320.8 g/mol) if its solubility in water at 25 °C is 4.9 x 10-5…

A:

Q: Q1. Which of the following is an electrolyte? A. CH1206 B. C,H;OH C. CH, OCH, D. KCIO, Q2. How many…

A: Here we are required to find the electrolyte and mass of calcium hydroxide required to neutralize…

Q: Define reverse-phase ion-pairing chromatography and describe the underlying principle behind it.…

A:

Q: X2(g) + 2 Y2(g) 2 XY2(g) + 80 kcal The equilibrium point will shift to the right if the...…

A: According to le chatelier principal if pressure increase than equilibrium shift towards where number…

Q: important for some involved in their half reactions oxidizing agents because H+ ions are

A:

Q: 25. Cadmium (II) hydroxide (Cd(OH)2 (s)) is important in semiconductor industry. The Kp for Cd(OH)2…

A: Given-> Ksp = 6.4 × 10-15 Mole of Cd2+ = 6.0 × 10-6mole Mole of OH- = 1.0 × 10-5 mole Volume = 1…

Q: 12. Which of the following molecules will have the highest molar enthalpy of vaporization at normal…

A: In this question, we will see that which molecule have highest molar enthalpy of vaporization at…

Q: (a) Magnesium (Mg) has a hexagonal close-packed (HCP) crystal structure with the lattice parameter…

A: The parameters for the HCP crystal structure are given as: a=b=0.321 nm c=0.521 nm r=0.173 nm

Q: The sulfur from 4.00g steel is evolved as dihydrogen sulfide gas and titrated with 1.60 mL of…

A:

Q: Q14. Which equation correctly represents the first ionization of copper? A. Cu(g) → Cu* (g) + 1e B.…

A: Ionisation energy can be defined as the amount of energy required to remove an electron from…

Q: 1.QuestionGiven the reaction at equilibrium: 2 SO2(g) + O2(g) 2 SO3(g) + heat Which change will…

A:

Q: Indicate which of the following sets of quantum numbers in an atom are unacceptable and explain why:…

A:

Q: Calculate the reaction quotient (Q) for the constructed voltaic cell. Using the solutions with the…

A: Solution -

Q: a] An analyst would like to analyze the concentration of Mg2+ in a solution. He needs a calibration…

A: A question based on absorption that is to be accomplished.

Q: the product is given predict from what alkene reactant be made from, write the complete reaction on…

A: Given,  the product of  A. 2-methyl-2- hexanol B. 3-chloro-3-ethylpentane…

Q: Q4) Explain the alloy formation process and the different between Binary and Triple or (Ternary)…

A: An alloy is a mixture of chemical elements of which at least one is a metal. An alloy is a metal…

Q: of the 4ollow Compounds must every more than one caebor Sketones O Aldenydes ATCohols

A: Organic compounds can be defined as the compounds that contain carbon and hydrogen atoms in a…

Q: Identifique el ácido que tiene la base conjugada más fuerte. Seleccione la respuesta correcta: HCIO4…

A: