12.976 g of lead combines with 2.004 g of oxygen to form `PbO_(2). PbO_(2)`
Channel: Doubtnut
Date: 2020-02-20

12.976 g of lead combines with 2.004 g of oxygen to form `PbO_(2). PbO_(2)` can also be produced by heating lead nitrate and it was found that the percentage of oxygen present in `PbO_(2)` is 13.38 %. With the help of given informations, illustrate the law of constant composition.