1.

SO_(2) gas was prepared by (i) burning sulphur in oxygen, (ii) reacting sodium sulphite with dilute H_(2)SO_(4) and (iii) case sulphur and oxygen combined in the ratio of 1:1. the data illustrates the law of:

Answer»

CONSERVATION of mass
multiple PROPORTIONS
CONSTANT proportions
RECIPROCAL proportions

Answer :C


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