dontforgetitfaosgudc dontforgetitfaosgudc

02-07-2017
Physics

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explain why the internal energy of a solid increases when its heated at its melting point

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infinitegamer1342 infinitegamer1342

03-07-2017

Because the molecules are vibrating. Also keep in mind that when a substance is a solid its molecules are tightly packed. When it is a liquid its molecules are less compact

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