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The following reaction has a Delta G

value of 42.6 kJ/mol at 25oC:
HB(aq) +H2O(l) --> H3O+(aq) +B-(aq)
Calculate Ka for the acid HB.

2 answers

dG = -RTln*Ka
Solve for Ka
dG = 42600 J
R = 8.314
T = 298

3.41e-8

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