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April 20, 2014

Homework Help: Chemistry

Posted by Bill on Sunday, November 13, 2011 at 4:03pm.

Consider the dissolution of CaCl2.
CaCl2(s) Ca2+(aq) + 2 Cl-(aq) H = -81.5 kJ
A 12.4 g sample of CaCl2 is dissolved in 100. g of water, with both substances at 25.0C. Calculate the final temperature of the solution assuming no heat lost to the surroundings and assuming the solution has a specific heat capacity of 4.18 J/Cg.

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