1.Calculate the percentage composition of each element in a sulfuric acid H2SO4.
2.Arrange the following formulas in increasing percentage of sulfur :
a.CaSO4
b.SO2
c.H2S
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1.Calculate the percentage composition of each element in a sulfuric acid H2SO4.
2.Arrange the following formulas in increasing percentage of sulfur :
a.CaSO4
b.SO2
c.H2S
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