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March 28, 2017

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Calculate the quantity of heat gained or lost:
a) 3.50 mol H2O freezes at 0.0 oC
b) 0.44 mol of steam condenses at 100 oC

  • chemistry - ,

    a.
    3.50 x molar mass = grams H2O.
    q = grams H2O x heat fusion.

    b.
    0.44 moles H2O x molar mass = ?? grams steam.
    q = mass steam x heat vaporization.

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