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On dissolving sugar in water at room te...

On dissolving sugar in water at room temperature solution feels cool to touch. Under which of the following cases dissolution of sugar will be most rapid ?

A

Sugar crystals in cold water.

B

Sugar crystals in hot water.

C

Powdered sugar in cold water

D

Powdered sugar in hot water.

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The correct Answer is:
D
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NARAYNA-SOLUTIONS & COLLIGATIVE PROPERTIES -EXERCISE : 4
  1. Which of the following units is useful in relating concentration of so...

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  2. On dissolving sugar in water at room temperature solution feels cool ...

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  3. At equilibrium the rate of dissolution of a solid solute in a volatile...

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  4. A beaker contains a solution of substance'A' precipitation of substanc...

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  5. Maximum amount of a solid slute that can be dissolved in a specified a...

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  6. Low concentration of oxygen in the blood ndtissues of people living at...

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  7. Considering the formation, breaking and stregth of hydrogen bond, prad...

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  8. Colligative properties depend on

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  9. Which of the following aqueous solution should have the highest boilin...

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  10. The unit for radioactive constant is a) time b)time mol^(-1) c)time^...

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  11. In coparison to a 0.01 M solution of glucose, the depression in freezi...

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  12. An unriped mango placed in a concentrated salt solution to prepare pic...

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  13. At a given temperature, osmotic pressure of a concentrated solution of...

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  14. Which of the following statements is false ?

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  15. The values of van't Hoff factors for KCl, NaCl and K2SO4 , respectivel...

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  16. Which of the following statements is false ?

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  17. Value of Henry's constant KH

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  18. The value of Henry's constant KH is

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  19. Consider the Fig. and mark the correct option.

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  20. We have three aqueous solutions of NaCl labelled as A, B and C with co...

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