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Generally CaCO(3) is insoluble in water ...

Generally `CaCO_(3)` is insoluble in water but in the presence of carbon dioxide it is soluble. This is because.

A

of the formation of carbonic acid.

B

of the formation of soluble `Ca(HCO_(3))_(2)`.

C

`CO_(2)` makes `CaCO_(3)` porous thus dissolving it in water.

D

of the formation of highly concentrated acids.

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The correct Answer is:
B
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