# Question #0c887

##### 1 Answer

Jun 27, 2015

#### Answer:

This solution is **10%** *concentration by mass*.

#### Explanation:

A solution's percent concentration by mass is defined as the mass of solute, in your case the dissolved solid, divided by the **total mass of the solution** and multiplied by 100.

Since you're adding **4 g** of solute in **36 g** of solvent, which in your case is water, your solution will have a total mass of

Therefore, the percent concentration by mass will be