# What is the percent by mass of solute if 14.15 g of NaI is mixed with 75.55 g of water?

Dec 17, 2016

15.77 %

#### Explanation:

Weight of solute and solvent
$14.15 + 75.55 = 89.70$

Since 89.70 gm of total weight containing 14.15 gm solute
Hence what is percent of solute if total weight is 100 gm

$100 \cdot \frac{14.15}{89.70} = 15.77$