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CHE 107 ch. 14
exam material
| Question | Answer |
|---|---|
| Kinetics vs. Equilibrium | how fast vs. how far |
| equilibrium constant, K | powered by coefficients from balanced chemical equation |
| K>>1, K=1, K<<1 | products favored, reactants favored |
| relationship between Kc and Kp | Kp=Kc(RT)n |
| triangle :n: | change in moles of gas |
| when does Kc equal to Kp? | when :n: is zero |
| Q used when? | when we don't know if we are at equilibrium use it to determine if system is at equilibrium |
| Q>K, Q=K, Q | reaction runs left, equilibriu, right |
| La Chatelier's Principle | distrugances: change in concentration of a reactant/product change in pressure(volume of container) change in temperature |
| when heat is a product, when heat is reactant | exothermic endothermic reaction |
| Equilibrium problem? | ICE TABLE !!! |