Answer:
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A physical change. When a physical change occurs the chemical composition of the substance doesn't change. Some examples of physical changes are melting, freezing, vaporization, and condensation.
Answer:
<h2>14.71 g/cm³</h2>
Explanation:
The density of a substance can be found by using the formula

volume = final volume of water - initial volume of water
volume = 36.5 - 31.4 = 5.1 mL
But
1 mL = 1 cm³
5.1 mL = 5.1 cm³
From the question we have

We have the final answer as
<h3>14.71 g/cm³</h3>
Hope this helps you
In petroleum geology, a trap is a geological structure affecting the reservoir rock and caprock of a petroleum system allowing the accumulation of hydrocarbons in a reservoir. Traps can be of two types: stratigraphic or structural.
Density and phase are both physical properties