Question

what is a s.i unit of calorific value

Answer 1

It is measured in units of energy per unit of the substance, usually mass, such as: kJ/kg, kJ/mol, kcal/kg, Btu/lb. Heating value is commonly determined by use of a bomb calorimeter. Heating value unit conversions: MJ/kg= kcal/kg × 238.846.

Answer 2

The SI unit of calorific value is J/kg.