Maharashtra BoardEnglish MediumSTD 12 ScienceChemistrySolutions2 Marks
Question
Hypertonic solutions.
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Answer
Hypertonic solutions: When two solutions have different osmotic pressures, then the solution having higher osmotic pressure is said to be a hypertonic solution with respect to the other solution. Explanation: Consider two solutions of substances $A$ and $B$ having osmotic pressures $\pi_A$ and $\pi_B$. If $\pi_B$ is greater than $\pi_A$, then the solution $B$ is a hypertonic solution with respect to the solution $A$. Hence, if $C_A$ and $C_B$ are their concentrations, then $C_B>C_A$. Hence, for equal volume of the solutions, $n_B>n_A$.
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