21. An unknown substance from planet X has a
density of 10 g/mL. It occupies a volume of 80
mL. What is the mass of this unknown
substance?
a. 8 g
b. .125 g
c. 80 g
d. 800 g

Respuesta :

It would be 8 cause u divide it

Answer:

800g

Step-by-step explanation:

I think in this question you should use the formula= mass =density x volume

=10g/ml x 80ml

=800 g