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How much heat energy is required to increase the temperature of 2kg water from 40 Celsius to 80 Celsius? (C = 1cal/gK) A) 40000cal

How much heat energy is required to increase the temperature of 2kg water from 40 Celsius to 80 Celsius? (C = 1cal/gK) A) 40000cal B) 80Cal C) 80cal D) 60000cal E) 8000cal

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