A. H2CO3 – HCO3
B. H2CO3 – CO32-
C. CH3COOH – CH3COO–
D. NH2CONH2 – NH2CONH+
Submitted by: Muhammad Ali Kunbhar
Correct Answer: A. H2CO3 – HCO3 ✔
Last Updated: January 08, 2020
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