General Chemistry
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What is the pH and [H3O+] for the polyprotic acid solution provided below?
0.15 M C7H6O3 (Ka1 = 8.3×10−5; Ka2 = 1.2×10−10)
pH = 1.84
[H3O+] = 1.4×10−2 M
pH = 2.45
[H3O+] = 3.5×10−3 M
pH = 4.08
[H3O+] = 8.3×10−5 M
pH = 4.92
[H3O+] = 1.2×10−5 M