In a constant-pressure calorimetry experiment, a reaction gives off 20.8 kJ of heat. The calorimeter contains 150 g of water, initially at 21.4 degrees Celsius. What is the final temperature of the water? The heat capacity of the calorimeter is negligibly small.
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20,800 J = mass H2O x specific heat H2O x (Tfinal-Tinitial)
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