Question

13.
A 10 % aqueous solution of a non volatile non ionic substance X is isoton
with 5 % aqueous solution of K SO, which is completely ionized
molecular mass 172 u. The molecular mass of X is
(a) 344 u (b) 181.3 u (c) 254.6 u (d) 86 u​

Answer 1

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Answer 2

your answer is (c) 254.6 u