Define the freezing-point depression measurement of benzoic

Assignment Help Chemistry
Reference no: EM13143866

The freezing-point depression measurement of benzoic acid in acetone yields a molar mass of 122 g; the same measurement in benzene gives a value of 242 g. Account for this discrepancy. (Hint: Consider solvent-solute and solute-solute interactions).

Reference no: EM13143866

Questions Cloud

How is the interest revenue computed : A company purchased a $5,000, 25-year zero-coupon bond for $820 to yield 8.5% to maturity. How is the interest revenue computed?
Why might a drug delivered by a skin patch : A drug swallowed as a pill or capsule may not make it into the general circulation in sufficient amounts to be effective. Explain different mechanisms that may account for this observation. Why might a drug delivered by a skin patch or nasal spray..
Interest in a limited liability company : In june 2009, joanne invested for a 20% interest in a limited liability company in which she is a material participant. The LLC reported losses of $340,000 in 2009 and $180,000 in 2010. Joanne's share of the LLC's losses was $68,000 in 2010 and $3..
Find the minimal number of days a person must watch : What is the minimal number of days a person must watch to be at least 96.8% sure of seeing one or more hawks migrating?
Define the freezing-point depression measurement of benzoic : The freezing-point depression measurement of benzoic acid in acetone yields a molar mass of 122 g; the same measurement in benzene gives a value of 242 g
Describe ways in which the information produced : List these steps in the sequence in which they would normally be performed. Describe ways in which the information produced through the accounting cycle is used by a company’s management and employees.
Computing materials price variance : In July the company purchased and used 22,500 pounds of direct material at an actual cost of $53,000; the materials quantity variance was $1,875 Unfavorable; and the standard quantity of materials allwed for July production was 21,750 pounds. What..
Demand for energy in the united states : The demand for energy in the United States is often described as persistently non-cyclical and not sensitive to prices effects. Describe the effect of each of the following on the demand or supply for gasoline.
Compute the concentration of an aqueous solution : Trees in cold climates may be subjected to temperatures as low as -60 C. Estimate the concentration of an aqueous solution in the body of the tree that would remain

Reviews

Write a Review

Chemistry Questions & Answers

  What is the molarity of a solution

What is the molarity of a solution of 12.0 g of NH4Br in enough H2O to make 240 mL of solution?Answer in units of M.

  How many grams of ce will remain

The half-life of 137Ce is 30. years. If we have 150.000 g of 137Ce now, how many grams of Ce will remain in 150. years?

  Determine the final concentration

Determine the final concentration if a 144-mL portion of that solution is diluted using water of 143 mL ?

  What is the total pressure in the flask

A 1.30 g sample of dry ice is added to a 760 mL flask containing nitrogen gas at a temperature of 25.0 degrees Celcius and a pressure of 735 mmHg. The dry ice is allowed to sublime.

  Draw the mechanism

If you look at a reaction for an esterification reaction, you cannot tell where the oxygen comes from (acid or alcohol). Draw the mechanism of this reaction, and devise an experiment using the mechanism and O18 (O18 isotope) to help prove unequivo..

  How many ml of nitric acid are needed

How many mL of .360M HNO3 are needed to neutralize a 22.5mL sample of .240M KOH.

  What is the total pressure of the mixture

The stopcock between a 3.00 L bulb containing oxygen at 295 torr and 1.00 L bulb containing nitrogen at 530 torr is opened. What is the total pressure of the mixture.

  Compute kp at this temperature

Compute KP at this temperature If the pH of an aqueous solution is 8.23, what are the hydrogen- and hydroxide-ion concentrations of this solution?

  Determine what is the molecular formula of compound

A compound with empirical formula C 2 H 2 N dissolved its 0.0800 gram in 10.00 g of C 6 H 6 , freezing point of resulting solution= 4.99 degree celsius

  How many grams of co2 were produced

Cd2 forms two complexes with C2H3O2, with the following formation constants:(a) Find K2 for the reaction, (b) You prepare 1.00 L of solution containing 0.110 mol CH3CO2Na and 4.00 × 10-4 mol Cd(ClO4)2. Compute the fraction of cadmium in the form ..

  Calculate the ph of the resultant mixtures

Calculate the pH of the resultant mixtures: a. 10 ml of 0.2 M Ca(OH)2 + 25 ml of 0.1 M HCL b. 10 ml of 0.01 M H2SO4 + 10 ml of 0.01 M Ca(OH)2 c. 10 ml of 0.1 M H2SO4 + 10 ml of 0.1 M KOH

  What is the mass of x

Metal X was plated from a solution containing cations of X. The passage of 48.25 C deposited 31 mg of X on the cathode. What is the mass of X (in grams) per mole of electrons.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd