Conjugate acid and conjugate base of H2PO4
respectively are
H3PO4 and HPo
H3PO4 and po
HP02- and po-
Po - and H3PO4
Answers
Answered by
1
Answer:
H
3
PO
4
⇌H
+
+(H
2
PO
4
)
−
;K
a1
=10
−3
(H
2
PO
4
)
−
⇌H
+
+(HPO
4
)
2−
; K
a2
=10
−8
(HPO
4
)
−2
⇌H
+
+(PO
4
)
−3
; K
a3
=10
−12
Conjugate acid ⇌H
+
+ Conjugate base
For a reaction, K
a
is calculated for the conjugate acid and K
b
is calculated for the conjugate base.
K
w
=K
a
.K
b
So, for the first reaction, K
b
of (H
2
PO
4
)
−
=
10
−3
10
−14
=10
−11
For second reaction, K
b
of (HPO
4
)
2−
=
10
−8
10
−14
=10
−6
For reaction 3, K
b
of (PO
4
)
3−
=
10
−12
10
−14
=10
−2
sadiyasiddique94:
what is the proper answer
Answered by
1
Answer:
third option is the correct answer of your question ☝️..
pakka it's right
yess hpo2- is conjugate base and po- is acid
it's means that 3 option option is right
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