Homework Help: Chemistry

Posted by CC on Wednesday, February 10, 2010 at 1:02am.

Calculate the molality of methanol in a solution prepared by dissolving 75.0 mL of methanol, CH3OH (d = 0.791 g/mL), in 150 g of ethanol, C2H5OH.

Chemistry - DrBob222, Wednesday, February 10, 2010 at 12:30pm
The definition is M = mols/kg solvent
Chemistry - Fai, Sunday, September 30, 2012 at 7:20pm
My calculation
0.791g/ml x 75ml /46 g/mol = 1.29M
1.29M /0.15KG
x= 0.116M

Answer this Question

Related Questions

chemistry - The density of acetonitrile (CH3CN)is 0.786 g/mL, and the density of...
chemistry - A solution is prepared by dissolving 20.2 {\rm mL} of methanol ({\rm...
Chem3 - A solution is prepared by dissolving 22.8 mL of methanol (d = 0.782 g/mL...
chemistry - the vapor pressure of ethanol at 20c is 44 mmHg and the vapor ...
Chemistry - Methanol burns in oxygen to make carbon dioxide and water. The ...
Chemistry - An aqueous solution with a density of 0.998 g/ml at 20 degrees ...
chem - A solution prepared by dissolving 20.2 mL of CH3OH in 100mL of water @ 25...
chem - A solution prepared by dissolving 20.2 mL of CH3OH in 100mL of water @ 25...
chemistry - b. Methanol, CH3OH, which can be used as a fuel, can be formed by ...
Chemistry - What is the mole fraction of methanol CH3OH, in the vapor phase from...

For Further Reading

First Name:
School Subject:
Answer: