Question

Carbon is find to form two oxides which contains 42.9% and 27.3% of carbon respectively illustrate the law of multiple proportion

Answer 1

according to law of multiple proportion , one element combines with other in more than 1 ratio.
like 
co and co2 both are oxides of carbon.
in co the molar ratio is 1:1
in co2 the molar ratio is 1:2

Answer 2

Answer:

hope this will help u ......