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An organic compound containing C,H,O and S was subjected to two analytical procedures, when 9.33g...

An organic compound containing C,H,O and S was subjected to two analytical procedures, when 9.33g sample was burnt it gave 19.50g of CO2 and 3.99g of H2O . A separate 11.05g same was burnt with Na2O2 and the resulting sulphate was precipitated as BaSO4, which when washed and dried l weighed 20.4g. The amount of oxygen in the sample is obtained by difference. Determine the empirical formula of the compound?
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