Two samples of lead oxide were separately reduced to metallic lead by heating in a current of hydrogen. The weight of lead from one oxide was half the weight of lead obtained from the other oxide. The data illustrates.

Two samples of lead oxide were separately reduced to metallic lead by

1.	Two samples of lead oxide were separately reduced to metallic lead by heating in a current of hydrogen. The weight of lead from one oxide was half the weight of lead obtained from the other oxide. The data illustrates.
Answer» LAW of RECIPROCAL proportions Law of CONSTANT proportions Law of multiple proportions Law of equivalent proportions Answer :C