Energetics Post author By Miraj Ahmad Ansari Post date December 2, 2020 JEE MAINS / ADVANCE Energetics Lesson Content 0% Complete 0/8 Steps First law of thermodynamics Internal energy, work and heat, pressure-volume work Enthalpy, Hess’s law Heat of reaction, fusion and vapourization Second law of thermodynamics Entropy Free energy Criterion of spontaneity Previous Lesson Back to Course Next Lesson ← General topics → Chemical equilibrium