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Commercial bleaching solution contains62 mass percentage of sodium hypochlorite in water .
Problem : Calculate the mass percentage of benzene ( C6H6 ) and carbon tetrachloride ( CCl4 ) if 22 g of benzene is dissolved in 122 g of carbon tetrachloride .
Solution :
And we also know that :
Alternatively , Mass percentage of CCl4 = ( 100 - 15.28 )% = 84.72 %