Chemistry

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In a calorimeter, 100 g of ice melts at 0oC. The enthalpy of fusion of the ice is 334 J/g. How much heat was absorbed?

33.4 J

334 J

33.4 kJ

334 kJ

  • Chemistry -

    .334kJ/g
    .334 * 100 = 33.4 kJ

  • Chemistry -

    How much heat (in kilojoules) is evolved or absorbed in the reaction of 1.10g of Na with H 2 O ?
    2Na(s)+2H 2 O(l)¨2NaOH(aq)+H 2 (g) ƒ¢H ∘ = -368.4kJ .

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