Question

An empty flask has a mass of 59.63 g. After 25.0 ml of liquid is added, the total mass is 105.21 g. what is a density of the liquid?

Answer 1

$$m = 105.21 - 59.63 = 45.58 g$$

$$\rho = m/V = 45.58/25.0 = 1.82 g/ml$$