find the empirical formulae of a compound with composition 46.7% silicon and 53.3% oxygen by mass

问题描述:

find the empirical formulae of a compound with composition 46.7% silicon and 53.3% oxygen by mass

SiO2
设Si(x)O(y)
28*x:16*y=46.7:53.3
求得x:y=1:2
得SiO2