10.0 g of `CaCO_(3)` on heating gave 4.4 g of `CO_(2)` and x g of CaO. Applying law of conservation of mass calculate the mass of CaO.

10g of CaCO3 on heating gave 4.4g of CO2 and X g of CaO. Applying law of conservation of mass , calculate the mass of CaO.

10.0 g of CaCO_3 on heating gave 4.4 g of CO_2 and 5.6g of CaO. The observation is in agreement with the

10.0 g of CaCO_(3) on heating gave 4.4 g of CO_(2) and 5.6 g of CaO. Show that these observations are in agreement with the law of conservation of mass.

10.0 g of CaCO_(3) on heating game 4.4g of CO_(2) and 5.6 g of CaO. Show that these observation are in agreement with law of conservation of mass.

10 g of CaCO_3 on heating gave 4.4 g of CO_2 and 5.6 g of CaO. Show that these observations are in agreement with law of conservation of mass.

In an experiment 5.0 g of CaCO_(3) on heating gave 2.8 g of CaO and 2.2 g of CO_(2) . Show that these results are in accordance to the law of conservation of mass.

2 g of CaCO_(3) on strong heating gave 1.12 g of CaO and 448 ml of CO_2 . Show that the results illustrate the law of conservation of mass.

1.5 g of ethane (C_(2)H_(6)) on complete combustion gave 4.4 g of CO_(2) and 2.7 g of H_(2)O . Show that the results are in accordance to the law of conservation of mass.

500 g impure sample of CaCO_(3) on heating gives 70 g of CaO . Percentage impurities in sample is