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July 2, 2015

Homework Help: chemistry

Posted by john on Tuesday, November 1, 2011 at 6:32pm.

Using a coffee-cup calorimeter, it is found that when an ice cube with a mass of 24.6 g melts, 8.19 kJ of heat are absorbed.
(a) Calculate the change in enthalpy per gram and per mole of water.

(b) Write the thermochemical equation for this physical change.
(c) What mass of ice must be melted to produce 10.0 kJ of heat?

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