Answer:
The answer is
7.80 g/mL
Explanation:
The density of a substance can be found by using the formula
[tex]density = \frac{mass}{volume} [/tex]
From the question
mass of steel = 156 g
volume = 20 mL
The Density is
[tex]Density = \frac{156}{20} = \frac{39}{5} [/tex]
We have the final answer as
7.80 g/mL
Hope this helps you
