Question

Caco3, decorrposes to give CaO and Co2 if the
masses of Ca and Co2 produced are 5.6 g and
4.4 g respectively by heating 12 g of an impure
Caco3, sample then the % impurity of the sample
will be
(1) 33.33%
(2) 16.67%
(3) 83.33%
(4) 20%​

Answer 1

Answer:

The answer is (2) 16.67%