Respuesta :

Answer:

The answer is

33.6 g

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

mass = Density × volume

From the question

volume of solution = 40.0 mL

density = 0.84 g/mL

The mass of the solution is

mass = 40 × 0.84

We have the final answer as

33.6 g

Hope this helps you