Answer
a) $H_{3}O^{+}$
b) $H_{2}O$
c) $HI$
d) $HAsO_{4}^{2-}$
e) $NH_{3}$
f) $H_{2}PO_{4}^{-}$
g) $HClO_{2}$
Work Step by Step
Answers are based on the fact that the conjugate acids has one extra proton ($H^{+}$).
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