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प्रश्न
Answer the following in one or two sentences.
What is van’t Hoff factor?
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उत्तर
The ratio of the observed (experimental) value of a colligative property to the normal (calculated) value of the same property is termed as van’t Hoff factor (i).
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संबंधित प्रश्न
A 0.1 m solution of K2SO4 in water has a freezing point of –4.3°C. What is the value of van’t Hoff factor if Kf for water is 1.86 K kg mol–1?
Answer the following in one or two sentences.
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Derive the relationship between the degree of dissociation of an electrolyte and van’t Hoff factor.
At 25 °C, a 0.1 molal solution of CH3COOH is 1.35 % dissociated in an aqueous solution. Calculate the freezing point and osmotic pressure of the solution assuming molality and molarity to be identical.
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