Respuesta :

Answer:

The answer is 1000 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 object = 50 mL

density = 20 g/mL

We have

mass = 20 × 50

We have the final answer as

1000 g

Hope this helps you