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Define : (i) Molality of a solution (ii)...

Define : (i) Molality of a solution (ii) Isotonic solutions

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1)molality (m), or molal concentration, is the amount of a substance dissolved in a certain mass of solvent. It is defined as the moles of a solute per kilograms of a solvent. 2)Two solutions having the same osmotic pressure across a semipermeable membrane is referred to as an isotonic solution
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