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What is meant by positive and negative deviations from Raoult's law and how is the sign of `Delta_("so")H` related to positive and negative deviations from Raoult's law ?

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CENGAGE CHEMISTRY ENGLISH-NCERT BASED EXERCISE-NCERT Exercise
  1. State Henry's law and mention some important applications.

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  2. The partial pressure of ethane over a solution containing 6.56xx10^(-3...

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  3. What is meant by positive and negative deviations from Raoult's law a...

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  4. An aqueous solution of 2% non-volatile solute exerts a pressure of 1.0...

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  5. Heptane and octane form an ideal solution. At 373 K, the vapour pressu...

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  6. The vapour pressure of water is 12.3 kPa at 300 K. calculate vapour pr...

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  7. Calculate the mass of a non-volatile solute (molar mass 40 g mol^(-1))...

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  8. A solution containing 30 g of a non-volatile solute exactly in 90 g wa...

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  9. A 5% solution (by mass) of cane sugar in water has freezing point of 2...

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  10. Two elements A and B form compounds having molecular formula AB(2) and...

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  11. At 300K ,36g of glucose present in a litre of its solution has an osmo...

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  12. Suggest the most important type of intermolecular attractive interac...

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  13. Based on solute-solvent interactions, arrange the following in order o...

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  14. Amongst the following compounds. Identify which are insoluble, partial...

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  15. If the density of water of a lake is 1.25 gmL^(-1) and one kg of lake ...

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  16. If the solubility product product of CuS is 6xx10^(-16), calculate the...

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  17. Calculate the mass percentage of aspirin (C(9)H(8)O(4)) in acetonitri...

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  18. Nalorphene (C(19)H(21)ONO(3)), similar to morphine, is used to combat ...

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  19. Calculate the amound of benzoic acid (C(6)H(5)COOH) required for prepa...

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  20. The depression in freezing point of water observed for the same amount...

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