Question

what is the effect of temperature on the density of a substance​

Answer 1

Answer:

Density decreases with increase in temperature and increases with decrease in temperature..

Explanation:

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Answer 2

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Cooling a substance causes molecules to slow down and get slightly closer together, occupying a smaller volume that results in an increase in density. Hot water is less dense and will float on room-temperature water. Cold water is more dense and will sink in room-temperature water.