# What is the #"molality"# of a #10*g# mass of salt, whose formula mass was #36.46*g*mol^-1#, that is dissolved in a #100*g# mass of solvent?

##### 1 Answer

Jul 26, 2017

#### Answer:

#### Explanation:

By definition,

Here you have a 10% solution, and here I ASSUME that you mean

And so we have a

And finally

Note that at these concentrations,