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Question
Chemistry
For which of the following sparingly soluble salt, the solubility (s) and solubility product (Ksp) are related by the expression s=(Ksp/4)1/3 ?
Q. For which of the following sparingly soluble salt, the solubility (s) and solubility product
(
K
s
p
)
are related by the expression
s
=
(
K
s
p
/4
)
1/3
?
2921
180
KEAM
KEAM 2006
Report Error
A
B
a
S
O
4
B
C
a
3
(
P
O
4
)
2
C
H
g
2
C
l
2
D
A
g
3
P
O
4
E
C
u
S
Solution:
H
g
2
C
l
2
⇌
s
H
g
2
2
+
+
2
s
2
C
l
−
K
s
p
=
[
H
g
2
2
+
]
[
C
l
−
]
2
=
(
s
)
(
2
s
)
2
K
s
p
=
4
s
3
s
=
(
4
K
s
p
)
1/3