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Grade 11AIPMT

the formula of relative lowering of vapour pressure that we have
studied is pi - p /pi
ie, formula is ie, pi – p/p =n2/n1
.but in some problems formula ,the denominator is p
instead of pi. in which cases should we take like that
ie, pi – p/p =n2/n1

Profile image of liza
6 Years agoGrade 11
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2 Answers

Profile image of Vikas TU
6 Years ago
Dear student 
Do not confuse in that , 
The denominator is pi means the vapour pressure of pure solvent.
Good Luck 
Cheers