The mole fraction of 20% (mass/mass) Kl (aq) is (density of kl(aq)= 1.202gml-1)
Option 1) 0.0463
Option 2) 0.05
Option 3) 0.0263
Option 4) 0.03
As we learned in concept
Mole Fraction -
20 Mass/mass KI(aq) means 20g of KI in 100g of solution.
20g of KI in 80g of water
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