explain why you think phase changes occur.
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Answer:
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your answer
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Phase changes occur because of the energy of molecular motion. As heat is added to a solid, the molecules break out of their bonds and begin to move freely, causing the solid to melt. As heat is added to a liquid, the molecules move faster and faster until they break free of the liquid and become a gas.
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Answered by
2
Answer:due to changes in the internal molecular structure and also changes in arrangement of those
Explanation:
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