Multiple Choice
Which of the following compounds can act as either a Brønsted acid or a Brønsted base?
(I) NaHCO3 (II) Na2CO3 (III) H2CO3 (IV) CO2 (V) H2O
A) I
B) I and II
C) II and III
D) I and V
E) V
Correct Answer:

Verified
Correct Answer:
Verified
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