Tuesday
March 31, 2015

Homework Help: AP chemistry

Posted by Chem is try on Sunday, October 3, 2010 at 10:37am.

8.3 grams of NaCl and 3 grams of KBr were dissolved in 47 mL of water. What is the mole fraction of KBr in the solution?

I know that the mole fraction of the KBr and Nacl (without using the mL H2O is .2, but, i am confused on where i use that mL in the problem.) Please help!

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