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(a) How much heat is required to raise by 9.30°C the temperature of 0.9 kg of water.

(b) How much heat is required to raise by 9.30°C the temperature of 0.9 kg of iron.

(c) A 50.5 g ice cube, initially at 0°C, is dropped into a Styrofoam cup containing 360 g of water, initially at 19.2°C. What is the final temperature of the water, if no heat is transferred to the Styrofoam or the surroundings?

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