Equal molar urea and sucrose solutions are isotonic

1. A.
   The urea solution is hypertonic to sucrose solution.
2. B.
   The osmotic pressure of urea solution is higher than that of sucrose solution.
3. C.
   These solutions exhibit same osmotic pressure.
4. D.
   The sucrose solution is hypotonic to urea solution.

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1. A.
   $0.1$ M urea and $0.1$ M sucrose
2. B.
   $0.1$ M urea and $0.1$ M KCl
3. C.
   $0.1$ M sucrose and $0.1$ M KCl
4. D.
   $0.1$ M KCl and $0.1$ M $\mathrm{CaCl_2}$

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