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April 21, 2014

Homework Help: chemisrty

Posted by lyan on Monday, January 16, 2012 at 4:43pm.

Q4) Suppose you prepare 950 mL of a solution by dissolving 100 grams of NaCl in 900 mL of water. Assuming the density of pure water to be 1 g/mL, answer the following questions with regards to this solution:

a) What is the mass percent of water in this solution?
b) What is molarity of NaCl solution?
c) What is the mole fraction of NaCl in the solution?

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