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Question
Chemistry
In Clark's method, the chemical used to remove hardness of water is-
Q. In Clark's method, the chemical used to remove hardness of water is-
2065
202
Hydrogen
Report Error
A
N
a
2
C
O
3
B
C
a
(
O
H
2
)
C
N
a
O
H
D
N
a
3
P
O
4
Solution:
C
a
(
H
C
O
3
)
2
+
C
a
(
O
H
)
2
→
2
C
a
C
O
3
+
2
H
2
O
(
l
)