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Chemistry
Chemistry
Problem
The following proton-transfer reaction is incomplete:
H
S
−
+
X
⇌
H
2
S
+
O
H
−
HS^- + \boxed{\phantom{\text{X}}} \rightleftharpoons H_2S + OH^-
H
S
−
+
X
⇌
H
2
S
+
O
H
−
Which species belongs in the box to balance the reaction? a)
H
3
O
+
H_3O^+
H
3
O
+
b)
H
2
O
H_2O
H
2
O
c)
S
2
−
S^{2-}
S
2
−
d)
H
+
H^+
H
+
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