Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Elements P and Q form two types of non-volatile, non-ionizable compounds PQ and 
. When 1 g of PQ is dissolved in 50 g of solvent ' 
was 1.176 K while when 1 g of 
is dissolved in 50 g of solvent 
was 0.689 K . ( 
of ' 
). The molar masses of elements P and Q (in 
) respectively, are:
Text Solution
Verified by ExpertsThe correct answer is:
C
Using 
For 
For 
(i)
………… . (ii)
Subtracting: 
From (i): 
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