A calorie (cal) is the amount of heat energy required to raise the temperature of
1 g of water 1°C from 14° to 15°C. A kilocalorie (kcal) is the amount of heat required
to raise the temperature of 1 kg of water by 1°C.

A calorie (cal) is the amount of heat energy required to raise the temperature of
1 g of water 1°C from 14° to 15°C. A kilocalorie (kcal) is the amount of heat required
to raise the temperature of 1 kg of water by 1°C.