kcal/K

kilocalorie per kelvin

Heat capacityexact by definition

The kilocalorie per kelvin is 4184 J/K exactly. One litre of water is very nearly 1 kcal/K, which is the property the calorie was designed around and the reason the unit persisted in food and heating work long after the joule arrived.

1 kcal/K 4,184 J/K