Answer:
The answer is 157.8 g
Step-by-step 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 = 200 mL
density = 0.789 g/mL
We have
mass = 0.789 × 200
We have the final answer as
157.8 g
Hope this helps you