5. In which of the following physical change heat is not needed. A. Condensation C. Melting B. Evaporation D. Boiling?

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2 Answers

  • 2 months ago

    'A' Condensation is the COOLING of a gas to a liquid. 

    B, C, & D all require heat in some form . 

  • 2 months ago

    C, B, D require application of heat

    A releases heat

    heat is present in all, however.

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