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2.5gm ethanoic acid (CH3COOH) is dissolv...

2.5gm ethanoic acid `(CH_3COOH)` is dissolved in 75g benzene. Calculate the molality of the solution. (molecular mass of `CH_3COOH = 60u`)

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R G PUBLICATION-SOLUTION-EXERCISE
  1. A solution of sucrose (molecular mass 342 u) is prepared by dissolving...

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  2. Boiling point of water at 750mm Hg is 99.63^@C. How much sucrose is to...

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  3. 2.5gm ethanoic acid (CH3COOH) is dissolved in 75g benzene. Calculate t...

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  4. 0.52g of glucose (C6H12O6) is dissolved in 80.2g of water calculate th...

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  5. Define osmotic pressure. How can molar mass of a substance be determin...

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  6. Calculate the molarity of a solution containing 1g of NaOH in 250 mL o...

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  7. What is meant by positive deviation from Raoult's law? Explain why thi...

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  8. State Henry's law and mention its two important applications.

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  9. 2000 cm^3 of an aqueous solution of a protein contains 1.26 g of the p...

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  10. State Rault's law for solution of volatile liquid. Taking suitable exa...

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  11. Mention a method used for desalination of sea water.

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  12. What are azeotropes?

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  13. State Henry's law. At the same temperature, hydrogen gas is more solub...

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  14. Urea [NH2)2CO] forms an ideal solution in water. Calculate the vapour ...

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  15. The vapour pressures fo pure liquids A and B are 450 mm Hg and 700 mm ...

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  16. How do osmotic pressure depend upon the temperature and atmosphere?

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  17. Calculate molarity of a solution containing 11.7g NaCl in 2.0L solutio...

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  18. State Henry's law. At the same temperature, CO2 gas is more soluble ...

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  19. Calculate the mass of a non-volatile solute of molar mass 40gmol^(-1) ...

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  20. With the help of Raoult's law show that total vapour pressure of a bin...

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