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Calorimetry - Final Temperature

I just need to know the formula for this problem I cannot find it in my book. If you have 2.40 mol of Au at 100 degrees C and is added to 10.mol of water at 25 degrees what will be the final temp...cpAu=25 J/Km and cp of water=75.3J/Km. Thanks

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This solution is provided in 182 words and given in both .doc and .pdf format. The equation for change in temperature is provided, and conservation of energy is used to explain the problem. Finally, a step-by-step calculation of the problem is conducted.