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14 July, 00:19

Phase change requires ...

A. an increase in energy

B. a decrease in energy

C. an increase or decrease in energy

D. the destruction of energy

E. the creation of energy

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Answers (1)
  1. 14 July, 03:37
    0
    Evaporation involves a liquid becoming a gas and sublimation is the change of a solid directly to a gas. Phase changes require either the addition of heat energy (melting, evaporation, and sublimation) or subtraction of heat energy (condensation and freezing.
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