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The number of calories needed to raise the temperature of 5.0g of water from 25C to 55C

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q = [mass H2O x specific heat H2O x (Tfinal - Tinitial)
YOu know mass H2O, look up specific heat H2O in calories/grams*C, you know Tfinal and Tinitial. Substitute and solve for q in calories.

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