Question

(a) How much energy is necessary to heat 2.5 kg of water from room temperature (20°C) to its…

(a) How much energy is necessary to heat 2.5 kg of water from room temperature (20°C) to its boiling point? (Assume no energy loss.)
——— kcal
(b) If electrical energy was used, how much would this cost at 25 per kWh?
– ———-

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