1.

A 10.0 g sample of a mixture of calcium chloride and sodium chloride is treated with Na_(2)CO_(3) to precipitate the calcium as calcium carbonate . This CaCO_(3) is heated to convert all the calcium to CaO and the final mass of CaO is 1.62 gms. The % by mass of CaCl_(2) in the original mixture is

Answer»

`15.2 %`
`32.1 %`
`21.8 %`
`11.07 %`

SOLUTION :N/A


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