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March 29, 2017

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35g of water at 55 degrees Celsius is heated until it is all steam at 100 degrees Celsius. How much every was added?

  • chemistry - ,

    q1 = heat to move H2O from 55 to 100 C.
    q1 = mass x specific heat liqud water x (Tfinal-Tinial). Tfinal = 100; Tinitial = 55.

    q2 = heat to vaporize liquid water to steam @ 100 C.
    q2 = mass water x heat vaporization.

    total q = q1 + q2.

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