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Chemistry
Chemistry
Problem
For the reaction
H
C
N
(
a
q
)
+
H
2
O
(
l
)
⇌
C
N
−
(
a
q
)
+
H
3
O
+
(
a
q
)
HCN(aq)+H_2O(l)\rightleftharpoons CN^-(aq)+H_3O^+(aq)
H
C
N
(
a
q
)
+
H
2
O
(
l
)
⇌
C
N
−
(
a
q
)
+
H
3
O
+
(
a
q
)
, which species is the conjugate base of
H
C
N
HCN
H
C
N
? a)
H
2
O
H_2O
H
2
O
b)
H
3
O
+
H_3O^+
H
3
O
+
c)
C
N
−
CN^-
C
N
−
d)
H
2
C
N
+
H_2CN^+
H
2
C
N
+
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