Question

First low of thermodynamics ​

Answer 1

Answer:

the first law of thermodynamics is a law of conservation of the energy adapted for Thermodynamic System. the law of conservation of energy states that the total energy of an isolated system is constant. energy can be transformed from one form to another. but can be neither created nor destroyed.

Answer 2

Answer:

According to physics; dQ=dU +dW

and according to chemistry; dQ =dU - dW