Answer:
<h3>The answer is 0.75 g/mL</h3>
Explanation:
The density of a substance can be found by using the formula

From the question
mass = 90 g
volume = 120 mL
We have

We have the final answer as
<h3>0.75 g/mL</h3>
Hope this helps you
It would be any white dwarf star
Answer:
B
Explanation:
Hydrogen is synthesized to water by adding Oxygen.
Hydrogen is oxidised to water by combustion ( burning in presence of oxygen).
The temperature of a substance is related to the speed of the substance's particles. So, when the temperature of a substance changes,the speed of the particles also changes. So B.
Answer:
the first answer is correct don't forget you can use quizzlet app to