44 points! will medal!
3. a calorimeter contains 500 g of water at 25°c. you place a hand wa...
44 points! will medal!
3. a calorimeter contains 500 g of water at 25°c. you place a hand warmer containing 200 g of liquid sodium acetate inside the calorimeter. when the sodium acetate finishes crystallizing, the temperature of the water inside the calorimeter is 39.4°c. the specific heat of water is 4.18 j/g-°c. how much energy was needed to heat the water?
Answers: 3
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