A 10.0 g sample of a mixture of `CaCl_2` and `NaCl` is treated to precipitate all the calcium as
Channel: Doubtnut
Date: 2020-07-12

A 10.0 g sample of a mixture of `CaCl_2` and `NaCl` is treated to precipitate all the calcium as calcium carbonate. Thus `CaCO_3` is heated to convert all the Ca to CaO and the final mass of CaO is 1.62 g. What is the percentage by mass of `CaCl_2` in the original mixture?