Physics, 16.12.2019 23:31 triciajfive
Indicate the direction of heat transfer between the system and the surroundings, classify the following processes as endo- or exothermic, and give the sign of ∆h°.
(a) evaporating rubbing alcohol from your skin.
b) solidifying molten gold into a gold bar.
(c) melting solid gallium metal with the heat from your hand.
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Indicate the direction of heat transfer between the system and the surroundings, classify the follow...
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