Calculate the concentration of malonate ion (C3H2O42-) in a 0.200 M solution of malonic acid (C3H4O4) .[For malonic acid, Ka1 = 1.4 × 10-3, Ka2 = 2.0 × 10-6.]
A) 2.8 × 10-4 M
B) 0.016 M
C) 1.8 × 10-4 M
D) 1.4 × 10-3 M
E) 2.0 × 10-6 M
Correct Answer:
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