Question

Which is the correct option at same temperature for 1 %

w/v aqueous solutions of Urea, Glucose and Sugar?

[Molecular Mass : Urea=60 u, Glucose=180 u, Sugar=342 u]

(A) Π Urea = Π Glucose = Π Sugar

(B) Π Urea > Π Glucose > Π Sugar

(C) Π Urea > Π Sugar > Π Glucose

(D) Π Sugar > Π Glucose > Π Urea



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Answer 1

Answer:

(A) Π Urea = Π Glucose = Π Sugar

Explanation:

since w/v is same therefore mass of each compound is also same

concentration∞mole∞1/molecular mass

Answer 2

Answer:

B

Explanation:

Their osmotic pressure goes higher so sequence will be Urea>Glucose>Sugar