Calculate the molality of sulphuric acid solution in which mole fraction of water is .85

  1. 👍 0
  2. 👎 0
  3. 👁 639
  1. Take enough solution to have 1 mol total. That means you have 0.15mol H2SO4 and 0.85 mol H2O. Convert H2O to grams which is 0.85 x (18 g H2O/mol H2O) = approx 15
    Then m = mol/kg solvent
    m = 0.15/0.015 = ? estimated.

    1. 👍 0
    2. 👎 1
    posted by DrBob222
  2. not bad

    1. 👍 0
    2. 👎 0
  3. Ans :9.8

    1. 👍 0
    2. 👎 0
    posted by Mina

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    Molality of sulphuric acid is 8.01m and its density is 1.354g/ml. Find molarity and mole fraction of sulphuric acid?

    asked by Snehal bhoir on December 23, 2017
  2. Chemistry

    An aqueous solution contains 2.0 % NaCl by mass. (1) Calculate the molality (NOT molarity!) of the solution. (2) Calculate the mole fraction of the solution. I know how to solve both but the problem is missing one other

    asked by . on January 26, 2010
  3. chemisrty

    Q1) A solution of ascorbic acid (C6H8O6, Formula mass = 176 g/mol) is made up by dissolving 80.5 g of ascorbic acid in 210 g of water, and has a density of 1.22 g/mL at 55 oC. Calculate the following: a) the mass percentage of

    asked by lyan on January 16, 2012
  4. Chemistry

    Molefraction of water in sulphuric acid solution us 0.85 calculate the molality of the solution

    asked by Anonymous on May 4, 2019
  5. Chemistry

    A solution contains 40.0 g of sodium chloride and 200.0 g of water. Calculate the NaCl concentration as a a) mass percentage, b) molality, c) mole fraction. I have trouble finding mole fraction. I believe I've got the other two,

    asked by Mike on May 24, 2013
  1. Chem

    How do I do this problem Assume you dissolve 2.56 g of malic acid, C4H6O5, in half a liter of water (500.0 g). Calculate the molarity, molality, mole fraction, and weight percent of acid in the solution. (Assume the final volume

    asked by Ann on July 24, 2011
  2. banglur

    calculate the molality of sulfuric acid in which the mole fraction of water is .85

    asked by jenny on May 25, 2016
  3. chemistry

    A solution is prepared by dissolving 20.2 {\rm mL} of methanol ({\rm{CH}}_3 {\rm{OH}}) in 100.0 {\rm mL} of water at 25 ^\circ {\rm C}. The final volume of the solution is 118 {\rm mL}. The densities of methanol and water at this

    asked by aa on July 14, 2012
  4. Chemistry

    Household vinegar is acqueous 5.00%,acetic acid solution(by mass),if its density is 1,01 g/ml.calculate the mole fraction!molarity,and molality of the solution.

    asked by Marcia on April 11, 2012
  5. Chemistry

    What are the molality and mole fraction of solute in a 32.3 percent by mass aqueous solution of methanol (CH3OH)? molality = ?m mole fraction =

    asked by Grace on March 13, 2014

More Similar Questions