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100 mL of 0.150 M acid H2A are mixed with 100 mL of 0.340 M NaOH. Calculate the [H+] of the resulting solution at equilibrium. Ka1 = 1.0 x 10^-5 Ka2 = 1.0 x 10^-7
Choices: a. 1.4 x 10-6 b. 7.75 x 10-7 c. 2.00 x 10-12
d. 5.00 x 10-13 e. none of these

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