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Aleksandr-060686 [28]
3 years ago
6

What happens to the density of a substance when it is heated? Explain your answer.

Chemistry
1 answer:
hoa [83]3 years ago
7 0

Heating a substance causes molecules to speed up and spread slightly further apart, occupying a larger volume that results in a decrease in density. Cooling a substance causes molecules to slow down and get slightly closer together, occupying a smaller volume that results in an increase in density.

From: www.middleschoolchemistry.com

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