General Chemistry
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What is the pH and [H+] of a 0.24 M H3A (Ka1 = 6.3x10-3, Ka2 = 5.9x10-8, Ka3 = 2.2x10-12) polyprotic acid solution?
pH = 7.23, 0.059 M H+
pH = 2.20, 0.063 M H+
pH = 1.45, 0.036 M H+
pH = 1.62, 0.024 M H+