Science Homework Help

Science Homework Help. In need of homework help!!!!!!!!!!!!!!!

Find the concentration of each of the following solutions:

a)

The molality of a solution prepared by dissolving 25.0 g of H2SO4 in 1.50 L of water.

b) The mole fraction of nicotine, C10H14N2, in a solution prepared by dissolving 2.45 g of nicotine in 60.0 g of CH2Cl2.
 

(c) The mole fraction of CH2Cl2 in the solution

Science Homework Help

 
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