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0.1m solution each of sodium sulphet ure...

0.1m solution each of sodium sulphet urea and sodium chloride are taken .The correct ratio of elevation of bolling point of these solution is

A

`1:1:1`

B

`3:1:2`

C

`1:2:3`

D

`2:3:1`

Text Solution

Verified by Experts

The correct Answer is:
B
0.1 m solution of `Na_2SO_4` ( sodium sulphate), 0.1 m solution of urea `(NH_(2)- overset(O)overset(||)C-NH_(2))` and 0.1 m solution of sodium chloride (NaCl) have I value `rArr 3` ions : 1 ions : 2 ions.
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