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April 17, 2014

Homework Help: chemistry

Posted by imstupid on Wednesday, June 26, 2013 at 12:32am.

During an experiment, a student adds 1.23 g of CaO to 200.0 mL of 0.500 M HCl. The student observes a temperature increase of 5.10 C. Assuming the solution\'s final volume is 200.0 mL, the density if 1.00 g/mL, and the heat capacity is 4.184 J/(gC), calculate the heat of the reaction, ΔHrxn.

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