Physical changes: melting, evaporating, and condensation. This is a physical change.
Answer:
<h3>The answer is 2.0 g/mL</h3>
Explanation:
The density of a substance can be found by using the formula

From the question
mass = 100 g
volume = 50 mL
We have

We have the final answer as
<h3>2.0 g/mL</h3>
Hope this helps you
Answer:
this is what i always used
Explanation:
http://www.sjutsscience.com/uploads/3/7/4/5/37458459/phet_collision_lab_2020_key.pdf