chemistry

A sample of gas has increased in temperature from 20° Celsius to 22° Celsius. Which of the following happens as the temperature of the gas goes up?

A.The gas undergoes a phase change.

B. The velocity of the gas particles decreases.

C.The kinetic energy of the particles increases.

D.An exothermic reaction is more likely to occur.

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asked by kendra
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    posted by Raechel

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