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Posted by on Sunday, January 9, 2011 at 7:49pm.

which phase change is endothermic ?
(1)gas-->solid
(2)gas-->liquid
(3)liquid-->solid
(4)liquid-->gas

  • Chemistry - , Sunday, January 9, 2011 at 8:00pm

    The liquid to gas phase transformation (evaporation) is an endothermic process. It requires heat to be accomplished.

  • Chemistry - , Sunday, January 9, 2011 at 11:31pm

    Good answer Lala.

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