Answer:
<h3>The answer is 7.85 g/mL</h3>
Explanation:
The density of a substance can be found by using the formula

volume = final volume of water - initial volume of water
volume = 13.91 - 12 = 1.91 mL
We have

We have the final answer as
<h3>7.85 g/mL</h3>
Hope this helps you
It would be 3C + 4H2 -> C3H8
False. It is a physical change because the molecules of the bread didn't change only the form of the bread changed.
the chemical equation will be XY2