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दाखिल करना

JAMB - Chemistry (1978 - No. 29)

Which of the following compounds will form a solution if exposed to air?
Na2CO3.10H2O
NaNO3
CuSO4
CaCl2
Na2SO4.10H2O

स्पष्टीकरण

Calcium chloride is a deliquescent substance. It attracts water from the atmosphere and then forms a solution.

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