Question

What is the concentration of C2O42-in a 0.370 Moxalic acid, H2C2O4, solution? For oxalic acid, Ka1= 5.6 x10-2and Ka2= 5.1 x10-5.
A) 1.2 x10-1M
B) 4.3 x10-3M
C) 4.3 x10-3M
D) 5.1 x10-5M
E) 1.4 x10-1M

Answer

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