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introduction to ES

state of matter

QuestionAnswer
phase change a change from one state (solid or liquid or gas) to another without a change in chemical composition
endothermic a description of a change in which a system absorbs energy from its surroundings
heat of fusion the energy a substance must absorb in order to change from a solid to a liquid
exothermic a description of a change in which a system releases energy to its surroundings
vaporization the phase change in which a substance changes from liquid into a gas
heat of vaporization the energy a substance must absorb in order to change from a liquid to a gas
Created by: kerolaine2357
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