1) Write the equilibrium constant expression for the dissociation of acetic acid

Q: percent yield of water.

A:

Q: percent yield of water.

A:

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 225. kJ during a ...

A: a.) To Calculate the change in energy of the gas mixture , we would use first law of thermodynamics....

Q: The molar absorptivity of a compound at 500 nm wavelength is 252 M-1cm-1. Suppose one prepares a sol...

A: 1.)  We would use formula of Absorbance.        Note : As you have uploaded two questions, I'll ans...

Q: Predict whether aqueous solutions of the following salts are acidic, basic, or neutral.  For those t...

A: The solution of Salt produced from the neutralization reaction of strong acid and strong base will b...

Q: binding energy E

A:

Q: At the freezing point of water, Kw = 1.2 x 1015, What is the pH of ice water?

A:

Q: Determine the pressure (in mmHg) for the nitrogen gas sample that is  collected when 53.0 g of NaN3 ...

A: given :-  an unbalanced equation :- ___NaN3 (s) → ___Na (s) + ___N2 (g)  mass of NaN3 = 53.0 g  temp...

Q: mass

A:

Q: Among three bases, X, Y¯, and Z¯, the strongest one is Y¯, and the weakest one is Z. Rank their conj...

A: According to Bronsted Lowry theory an acid is a substance which can give up a proton (more specifica...

Q: Common aspirin is acetylsalicylic acid, which has the structure shown below and a pKapKa of 3.5. Ca...

A: Given data : Mass of Aspirin = 670 mg water = 10 ounces pKa of Aspirin = 3.5 Molar mass of Aspirin =...

Q: Below is an unbalanced molecular equation that describes what happens when solutions of cobalt (II) ...

A: The unbalanced molecular equation is., Co(ClO4)2 (aq)  +  Na3PO4 (aq) →  NaClO4 (aq) +   Co3(PO4)2 (...

Q: Nitrogen monoxide and ozone react to form nitrogen dioxide and oxygen, like this: NO(g)+O3(g) → NO,(...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: 3. A sample of oxygen gas is collected over water at 28°C. The vapor pressure of water at 28°C is 20...

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: The highest building in Montreal is the ‘1 square building’, with a height of 203m. The atmospheric ...

A: Given: Temperature = 298 K Collision cross section (σ)= 0.43 nm2 Pressure =9.9 x 104 Pa. To Calculat...

Q: The bromination of stilbene is classified as: Oxidation reaction Saturation reaction Addition reacti...

A: The details about bromination of stilbene is given below.

Q: rite the net chemical equation for

A:

Q: Indicate whether each of the following is neutral, acidic, or basic using the dropdown on the right....

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost...

Q: Calculate the pH of the solution that results when 8.30 ml of  0.250M KOH is added to  35.0 mL of 0....

A: The Given reaction is., HNO2 + KOH -------> KNO2 + H2O Volume of KOH = 8.30 ml Molarity of KOH = ...

Q: 1. The planet Zook has an atmosphere that contains 3.0 mmHg of neon, 12.0 mmHg of xenon, and 8.0 mmH...

A:

Q: (CH,(CH,),CH;) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,) and gaseo...

A: First of all we will calculate moles of hexane and oxygen.

Q: Solve for B. A=3B+C B =| %3D ?

A: Given-> A=3B + C  

Q: A mixture of krypton and neon gas is compressed from a volume of 96.0L to a volume of 86.0 L, while ...

A: Given data : 

Q: Draw the starting alkyne that would lead to this major product under these conditions. Select to Dra...

A:  Alkynes undergoes oxymercuration to form ketone

Q: Explain why the following reaction is endothermic based on your knowledge of both bond enthalpy and ...

A:

Q: Hydrogen and fluorine react to form hydrogen fluoride, like this: H,(9)+F,(9) → 2 HF(g) The reaction...

A: According to Le Chatelier's Principle : If a system at equilibrium is disturbed by any factor, the e...

Q: What is the pH of a solution containing 0.055 mol L-1 HCOOH and 0.141 mol L-1 HCOO- ?

A:

Q: Phosphoric acid, which is commonly used as rust inhibitor, food additive and etching agent for denta...

A: GIVEN:-

Q: Examine the given Beer's law standard curve for an unknown dye measured in a 1.0 cm cuvette. Absorba...

A: According to Beer's Law, A = (εl).c   For a graph between A (Absorbance) and c (concentration), Slop...

Q: The decomposition of phosphene (COCI,) gas into carbon monoxide (CO) and chlorine (Cl2) gases is ver...

A: Equilibrium constant ( Kp ) is the ratio of partial pressures of products to partial pressures of re...

Q: A mixture of xenon and argon gas is expanded from a volume of 11.0 L to a volume of 63.0 L, while th...

A: Given :- initial volume of gas mixture = 11.0 L  Final volume of gas mixture = 63.0 L  Pressure = 59...

Q: Which of the following is the C3 epimer of L-idose? но но Но но H- он H- OH но но но H. OH OH H- он ...

A: The C-3 epimer of L-idose is given below

Q: Lewis structure name of highlighted group :0: Н—С— Н H :0: Н — С — С — О — Н .. H. :N=C- N –H н нн

A:

Q: A sample of solid NH4NO3 was placed in an empty container. It decomposes according to the following ...

A:

Q: You titrate 0.1 L of 0.2 M HCI with 0.1 M NaOH. The half equivalence point will be reached when adde...

A:

Q: Name of Experiment: Spectrophotometry of a two- component mixture: Determination of CO and Ni as EDT...

A:

Q: A solution that has a hydrogen ion concentration equal to 9.61 x 10-7 has a pH =

A:

Q: 10. What is the molarity of 750 mL of a solution that contains 40.0 g of dissolved CUSO,

A:

Q: Balance the chemical equation below using the smallest possible whole number stoichiometric coeffici...

A: Given,  Chemical equation :  H2(g) + P4(s) ---------> PH3(g)   

Q: Liquid hexane (CH; (CH,), CH;) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide...

A: No. of moles = mass/molar mass  Mass = moles × molar mass  Percent yield = {actual yield/theoretical...

Q: What would happen if the solute (salt or sugar) concentration exceeds that of the solvent’s? Would i...

A: When the solute concentration exceeds to that of solvent then the solute particles become more in nu...

Q: Photosynthesis in plants converts carbon dioxide and water into glucose (C,H1206) and oxygen accordi...

A: Dear student,  Since you have posted multiple questions, the answer for first question is given belo...

Q: Gaseous methane (CH) reacts with gaseous oxygen gas (o,) to produce gaseous carbon dioxide (Co,) and...

A:

Q: 1a. What is the molarity of 5.0 L of a solution containing 200. g of dissolved CaCO,? 1b. How many g...

A:

Q: 4- In the antacid back titration lab, you need to use a standardized solution of NaOH to perform the...

A: The statement is True.

Q: _and 2- Gravimetric analysis have two method. 3- In titration method can be calculated of known conc...

A: Molecular Weight: molecular weight can be evaluated from the individual weight of all the elements t...

Q: Use MO theory to explain the following: - TT 2p 2р, 2р, 2р, 2р, 2px 2ру 2pz 2px 2Py 2pz 2px 2py TT2P...

A: Ionization energy is the energy required to eliminate one electron from Highest occupied molecular o...

Q: CO,Me OSIME, CO,Me Br A Br

A: Concept ; (3,3) sigmatropic reaction or rearrangement.  In this reaction the sigma bond between the ...

Q: Given the potential difference between the terminals of a battery as 5 Volts, calculate the number o...

A:

Q: Assume for the following situations that Beer’s law remains linear. For (a) and (b), indicate whethe...

A: Beer’s law is given by,        A=ε×c×lWhere,        A=absorbance of the solution        ε= extinctio...