Question

The first law of thermodynamics states that the energy of an isolated system is constant.

(a) true

(b) false

This question was posed to me in final exam.

This intriguing question originated from Thermodynamic Terms in section Thermodynamics of Chemistry – Class 11

Answer 1

Correct option is (a) true

For explanation I would say: The first law of thermodynamics is commonly stated as the law of conservation of energy that is energy can neither be created nor be destroyed, in other terms we can also say that the energy of an isolated system is constant.