An element forms two oxides containing, respectively, 50% and 40% by weight of the element . Show that these oxides illustrate the law of multiple proportions.

An element forms two oxides containing, 50% & 40% of oxygen respectively by weight of the element. Does these oxides illustrate the law of multiple proportions :-

An element forms two oxides containing 50% and 40% of the element by mass. Prove that the results are in agreement with the law of multiple proportions.

Two oxides of a metal contain 80% and 88.8% of the metal respectively. Show that these data illustrate the law of the multiple proportions.

Two oxides of a metal contain 22.2% and 30% of oxygen. Show that these figures illustrates the law of multiple of proportion

An element forms two oxides containing respectively 53.33 and 36.36 percent of oxygen. These figures illustrate the law of

Hydrogen perocide and water contain 5.9% and 11.1% of hydrogen respectively.Show that the data illustrate the law of multiple proportions.

Hydrogen peroxide and water contain 5.93% and 11.2 % of hydrogen respectively. Show that the data illustrate law of multiple proportions.