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Define 'osmosis' and 'osmotic pressure'....

Define 'osmosis' and 'osmotic pressure'. Show that osmotic pressure is a colligative property. A 4% solution of sucrose `(C_12 H_22 O_11)` is isotonic with 3% solution of an unknown organic substance. Calculate the molecular mass of the unknown substance.

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  16. Define 'osmosis' and 'osmotic pressure'. Show that osmotic pressure is...

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  17. Define the following terms. Molal elevation constant

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