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0.5 g of fuming h2SO4 oleum is diluted with 100 ml of water.This solution is completely neutralised by 26.7 ml of 0.4 NaOH.The correct statement is/are:1)mass of so3 is 0.104 g2)% of free SO3=20.73)Normality of H2SO4 for neutralisation is 0.2 N4)Weight of H2SO4 is 0.104 g

Answer» 0.5 g of fuming h2SO4 oleum is diluted with 100 ml of water.This solution is completely neutralised by 26.7 ml of 0.4 NaOH.The correct statement is/are:
1)mass of so3 is 0.104 g
2)% of free SO3=20.7
3)Normality of H2SO4 for neutralisation is 0.2 N
4)Weight of H2SO4 is 0.104 g


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