if 300 g oleum has 60g so3 find %labelling of oleum – InterviewSolution

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1.

if 300 g oleum has 60g so3 find %labelling of oleum

Answer»

in 300g sample has 60gm SO3. so for 100gm , so3 will be (60/300)*(100) = 20gm therefore the labelling % of oleum will be ( 100+20) % = 120%

this is the standard formula

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