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Q.

1 molal aqueous solution of an electrolyte A2B3 is 60% ionized. The boiling point of the solution at 1 atm is ______ K (Rounded off to the nearest integer)

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answer is 375.

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Detailed Solution

A2B32A+3+3B-2
A2B3  α=60100=0.6
x=i-1n-1
0.6=i-15-1

4×0.6=i-1

i=2.4+1=3.4

ΔTb=ikbm

T-373=3.4×0.52×1 T-373=1.768 T=374.768375

Therefore, the boiling point of the solution at 1 atm is 375 K.

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