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Question
Chemistry
Chemical A is used for water softening to remove temporary hardness. A reacts with sodium carbonate to generate caustic soda. When CO2 is bubbled through a solution of A, it turns cloudy. What is the chemical formula of A
Q. Chemical
A
is used for water softening to remove temporary hardness.
A
reacts with sodium carbonate to generate caustic soda. When
C
O
2
is bubbled through a solution of
A
, it turns cloudy. What is the chemical formula of
A
1423
203
Hydrogen
Report Error
A
C
a
C
O
3
B
C
a
O
C
C
a
(
O
H
)
2
D
C
a
(
H
C
O
3
)
2
Solution:
C
a
(
O
H
)
2
is used for the softening of temporary hard water.
C
a
(
O
H
)
2
(
a
q
)
+
C
O
2
(
g
)
→
cloudiness
C
a
C
O
3
(
s
)
+
H
2
O
(
l
)