How many milliliters of 15.6 M HNO3 solution are needed to make 1.0 L of 0.5 M HNO3?

Q: For the titration of 25.0 mL 0.135 M NH2NH2 (aq) at 25.0 deg C with 0.135 M HBr (Aq), calculate the…

A: In the above question given that  Volume of NH2NH2 = 25ml Molarity of NH2NH2 = 0.135M Molarity of…

Q: A  150. g sample of KCl is dissolved in enough water to make 1.00 liter of solution. How many…

A: Mass of KCl = 150 g Molar mass of KCl = 74.55 g/mol   Moles of KCl =  mass / molar mass…

Q: Calculate the solubility of N₂ in water when the partial pressure of nitrogen above water is 1.16…

A: Henry Law the amount of gas that is dissolved in a liquid is directly proportional to the partial…

Q: The molar solubility of zinc sulfide in a 0.136 M potassium sulfide solution is ( ) M. The…

A: The solubility product signifies that the quantity of the substance that can go for maximum…

Q: Sulfur (2.60 g) was burned in a constant volume calorimeter with excess O₂ (g). The temperature…

A: Given:-   Mass of sulfur = 2.60 g   Change in temperature = (27.91 - 21.63) C   = 6.28 C   = 6.28 K…

Q: Lewis structure 2. F₂CO (carbon is central) F= 7ve- C = 4 ve- 7(2) +4 +6 = 14+4+6=24 0=6 ve- 3. PH3…

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Q: Fill in the systematic names of the following chemical compounds. Note: for compounds containing…

A: There are some rules for writing the systematic name of the molecular compounds or covalent…

Q: Why was it important that researchers use large sample sizes? O a) It controls for all variables…

A: Using large sample sizes in research is important because it helps to reduce the impact of…

Q: A molecule of chloroform, CHCI3, has the same shape as a molecule of methane, CH4. However,…

A: The difference in boiling points between methane (CH4) and chloroform (CHCl3) can be explained by…

Q: Determine if each compound shown is soluble or insoluble. Drag the appropriate items to their…

A: A question based on solubility. 9 salts are given that are to be distinguished based on their…

Q: Which method could you use to encourage more product, NO2, to form from the reaction below? N₂(g)…

A: According to Le Chatelier's principle, if an equilibrium is disturbed by changing the conditions,…

Q: For each row in the table below, decide whether the pair of elements will form a molecular compound…

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Q: What is the wavelength of an electron traveling at 6.2 × 106 m S -34 h = 6.626 × 10−³4 J * s mass of…

A: Velocity, mass of electron is given we have to find the wavelength.

Q: The cell membrane is often referred to as asymmetrical or "mosaic". This means that a) only certain…

A: The cell membrane is often described as asymmetrical because the two layers of the phospholipid…

Q: The name of the compound shown here is :0 A) cyclopentanol B) cyclopentene C) cyclopentanal D)…

A: While writing the name of the organic compounds,  rules to follow are:  1) select the longest carbon…

Q: The extended electron configuration for Sulfur (S) is 1s2, 2s2, 2p6, 3s2, 3p4. A) Locate this…

A: 1. Electron configuration is the distribution of electrons in an atom in atomic orbitals. 2. maximum…

Q: expected mass calcium carbonate? percent yield??

A: The reaction taking place between Sodium carbonate (Na2CO3) and Calcium chloride (CaCl2) is -…

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into…

A: Given :  Heat flows out of the system,Q = - 124 KJ where negative sign indicates heat is released.…

Q: The weak acid HZ has a Ka of 2.55x10-4. (a) Calculate the pH of 0.075 M HZ. (b) Calculate the pOH of…

A: Since you have asked multiple questions, we will answer only the first question for you. In order to…

Q: Consider a chemical reaction between compound A and compound B. The reaction proceeds via a…

A: The concept of an endothermic intermediate step within an overall exothermic reaction may initially…

Q: Give only typing answer with explanation and conclusion Given the following chemical equation 3H2(g)…

A: Given reaction equation is  3H2(g) + N2(g) ------>  2NH3(g) Given: moles of H2 reacted = 0.500…

Q: Draw the structure of the major organic product(s) of the reaction. ملسلم NaOH H₂O • You do not have…

A: In the above reaction ethyl glutarate is treated with NaOH ,H2O . This reaction is known as…

Q: 1.Calculate the internal energy of a system if 450 J of heat energy is absorbed by the system and if…

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Q: What is true about atomic orbitals? All atomic orbitals have similar energy as the electron can only…

A: Atomic orbital describes the wavelike behavior of electron in an atom. Atomic orbitals are the…

Q: For the species below draw additional resonance structures (where all atoms have access to an octect…

A: The bond order of bond is the measurement of energy in that bond. Higher the bond order, the higher…

Q: In the reaction below what is the molar enthalpy if 3.43 mol A reacts with 4.29 mol B and releases…

A: To determine the molar enthalpy of the reaction, we need to use the given information about the…

Q: 5. Is it possible the Van't Hoff factor of NaCl is less than 2? Explain your answer

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Q: Zinc hydroxide is sparingly soluble. Consider the cell below: 2+ Zn(s) | Zn(OH)2(s) | OH¯ (0.15M)||…

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Q: Your answer is partially correct. Try again. Draw an appropriate alkyl halide and a nucleophile in…

A: For determining the reactant from the given product we will follow a backward path or…

Q: 8. What scale is used to describe the strength of acids and bases? pri 9. Where are acids, bases,…

A: Acid : The substance which produces hydrogen ions (H+) in water after dissociation are called as…

Q: 2. Given: 2. MOLAR MASS NUMBER OF MOLES MASS PRODUCTS C₂H4 5g + Which is the limiting reactant?…

A: As per our company guidelines we are supposed to answer only first three sub-parts. Kindly re-post…

Q: Calculate the number of moles of NaCl contained in 3.5L of a 4.2M solution

A: Molarity of solution = 4.2 M =4.2 mol/L Volume of solution = 3.5 L

Q: Calculate the enthalpy change using the net ionic equation for the given neutralization reaction at…

A: The chemical reaction given is  Ba(OH)2 (aq) + 2 HCl (aq) → BaCl2 (aq) + 2 H2O (l)

Q: Draw the major organic product of this E1 elimination reaction. Ignore byproducts. OTS 0.01 M NaOH…

A: E1 mechanism:  In first step, there is Formation of Carbocation by the removal of leaving group. In…

Q: . For distillation at CMO, show the flow profiles schematically (plot Lj and Vj vs. stage lo cation)…

A: The flow profiles for given conditions of feed to be drawn.

Q: 13. Many smokers will agree that the butane is a common fuel used in cigarette lighters and camping…

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Q: the value of delta G at 181 degree celcius for the formation of calcium chloride from calcium metal…

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Q: How many core and valence electrons are there in Tellurium (Te)? Core: 46 Valence: 6 Core: 36,…

A: Atomic number of Tellurium =  52 Therefore , no. of electrons in neutral Tellurium atom =  52…

Q: draw the mechanism for the reaction of alkene with HBr

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Q: A voltaic cell was constructed using the half-cell Cr(s) | Cr3+(0.11 M) as the anode and the…

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Q: Consider the species present in a 1.0×10 M solution of HCIO(aq). Place the species in order of their…

A: Concentration of HCIO =1.0×10-4 M Ka(for HCIO]=2.9×10-8

Q: Solve the following problems while following the steps done in the previous example 1. LIOH 1. Mass…

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Q: . CH3 OH 1. (R)-CBS reagent 2. H2O II OH .... III НО ОН IV

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Q: Draw a structural formula for the major organic product(s) of the reaction shown below. 1. CH3l…

A: -> In first step CH3I in excess reacts with amine and forms quaternary ammonium salt . -> In…

Q: 5. Using only a periodic table, rank the elements in each set by increasing ionization energy.…

A: This question belong to classification of elements and periodicity. Ionization Energy: Amount of…

Q: raw the structure and look up the boiling points for the four compounds listed below.…

A: ->The boiling point is the temperature at which a liquid changes into a vapor. -> As the…

Q: Determine the chemical formulas and the state of matter in which they'd be produced from the…

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Q: The formation of methanol (CH3OH) is important to the processing of new fuels. At 25.°C, Kp = 22,389…

A: At Temperature , T1 = 25°C Kp =22389 ∆H°rxn =-123.0 KJ/mol=-123000 J/mol (1 KJ=1000 J) Temperature ,…

Q: In the reaction below what is the molar enthalpy if 10.45 mol A reacts with unlimited B and absorb2…

A: If heat is released during a reaction, enthalpy ∆H = negative If heat is absorbed during a reaction,…

Q: Part A Give the IUPAC and common names (if any) for the following compound: CH3 T N-CH₂-CH3 Enter…

A: Primary amines are the amines in which the nitrogen atom is linked to one alkyl group and has two…