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Solutions

Question
CBSEENCH12005703

What is the Van’t Hoff factor? How does is modify the equation for the elevation of boiling points?

Solution
The Van’t Hoff factor is expressed as

          i=observed colligative propertyNormal colligative propertyor  i = Normal molecular of the soluteObserved molecular mass of the solute

Modified equation for the elevation of boiling point 

ΔTb = i Kbm