Question

Determine Kcfor reaction 3, given that reactions 1-3 may be rearranged and summed to give reaction 4.
1) NH3(aq) + H2O(l) NH4+(aq) + OH-(aq); Kc= 1.76 x10-5
2) CH3COOH(aq) + H2O(l) CH3COO-(aq) + H3O+(aq); Kc= 1.75 x10-5
3) 4H2O(l) 2OH-(aq) + 2H3O+(aq); Kc= ?
4) CH3COOH(aq) + NH3(aq) CH3COO-(aq) + NH4+(aq); Kc= 3.08 x104
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Answer

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