Question

Define one kilocalorie of heat?

Answer 1

1. Heat is a form of energy in transit.
2. SI unit is joules (J).
3. CGS unit is calorie (cal).
4. 1 cal = 4.186 J.
5. kilocalorie: The amount of heat required to raise the temperature of 1 kg of water by 1⁰ C from 14.5⁰ C to 15.5⁰ C is one kilocalorie.
6. 1 kcal = 1000 cal = 4186 joules.