Thermochemistry Thermochemistry. Hess's Law. Kirchoff's Law. Ions. Born -Haber Cycle. Entropy Spontaneity. Entropy. 2nd Law of Thermodynamics. 3rd Law of Thermodynamics. Clausius inequality.

so even though the sodium acetate reaction releases more heat per mole, it is safe to make into hand warmers, while explosive hydrogen is quite dangerous. This demo teaches students about energy ...