CHEM 14B Lecture Notes - Lecture 19: Cross-Linked Polyethylene, Equilibrium Constant, Liquid Oxygen
Document Summary
Gibbs free energy only true for const t p. 0 spot desi as gd st bstot d gsyst 0 equilibrium often written as 0am. Gibbs freeenergyofreaction doesnot require constant t p defined as g engmprod engm react og isfixedfora given reaction temp spontaneous reaction then reaction under standard conditions. 8gt depends on reactionprogress reactants bi a d products. Dgfko product is more stable than the stable elements they have 0 gf0 0. Ogfo 0 product is less stable than the elements its made of at this stable state spontaneous decomposition can happen. 9. 5 free energy and phase transitions (lo-3) the phase with the lowest molar gibbs free energy at a speci ed t is the most stable one at that temperature. The melting and boiling temperatures are the temperatures at which the molar gibbs free energy of the two phases are equal constp. 9. 6 determining the spontaneity of a phase transition (lo-4) for ammonia at 1 atm.
