which of the following combinations illustrates the law of multiple proportions and why:
a)N2O4,N2O
b)NaCl,NaBr
c)PCl3,PH3
d)CS2,CO2
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Solution
The first one represent the law of multiple proportion. For a given mass of an element, the masses of other elements come in the ratio of small integer.
Here N2O4​ and N2O has 1 part of nitrogen combine with oxygen in a ratio of 4 : 1