I. Multiple choice questions. Write the correct option.Equivalent weig – InterviewSolution

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I. Multiple choice questions. Write the correct option.Equivalent weight of Na SO, is - a) 20. b) 40, c) 71.d) 53.IS-

Answer»

equivalent weight of Na2so4 is = m.wt/v.f

and its V.f = 2

so, equivalent weight = 142/2 = 71

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