Monday
April 21, 2014

Homework Help: chemistry

Posted by Anna King on Friday, February 3, 2012 at 4:25pm.

If exactly 100.0 grams of NaCl (molecular mass = 58.44 g/mol) are dissolved in 300 grams of water (molecular mass = 18.02 g/mol), the mole fraction of NaCl is

a) 1.71
b) 0.0932
c) 0.250
d) 0.103
e) 4.75

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - A solution is made by dissolving 0.100 mol of NaCl in 5.35 mol of ...
Chemistry(Please check) - 1) If exactly 100.0 grams of NaCl (mm=58.44g/mol) are ...
Chemistry - How many grams of NaCl should be added to 1 L of water to make an ...
chemistry - Record and calculate the following masses: (a)mass of empty beaker: ...
Chemistry - I am doing a lab online and have no clue on how to get started with ...
chemistry - 9 grams of carbon and 1.5 grams of hydrogen combined with oxygen to ...
Chemistry - A mass of 0.630 g of NaCl is dissolved in 525 g of water. CAlculate ...
chemistry - Thimerosal is an organic compound (gram molecular mass = 404.8 g/mol...
Chemistry - Can some please check my answers for the following questions? THANK ...
chemistry - a sample of a radioisotope had a mass of 100.0 grams. After exactly ...

Search
Members