# How many grams of NaCl are needed to prepare 35 kg of a 5 % (m/m) solution?

##### 1 Answer

Jun 26, 2018

1.75 kg

#### Explanation:

To find the mass of NaCl, we'll use the formula:

NaCl in this case is the solute

Given from the question:

mass of solution = 35 kg

%(m/m) = 5%

Plug in the values: