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The number of moles of NaCl in 3 litres ...

The number of moles of NaCl in 3 litres of 3 M solution is:

A

1

B

3

C

9

D

27

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MODERN PUBLICATION-SOLUTIONS -EXERCISE
  1. The molarity of pure water (density of water=1g ml^-1)

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  2. One kilogram of water contains 4 g of NaOH. The concentration of the s...

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  3. The number of moles of NaCl in 3 litres of 3 M solution is:

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  4. Isotonic solutions have

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  5. When 0.6 g of urea is dissolved in 100 g water, the water will boil at...

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  6. At high altitude ,the boiling point of water decreases because

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  7. Colligative property of dilute solutions depends on :

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  8. Which of the following is not a colligative property?t

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  9. A pressure cooker reduces cooking time because :

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  10. A solution of solute X'in benzene boils at 0.126 K higher than benzen...

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  11. The vapour pressure of a give liquid will decrease if :

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  12. The osmotic prssure of equimolar solutions of glucose: sodium chloride...

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  13. An aqueous solution containing 6 g of ureas in 500 mL of solution has ...

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  14. The vapour presure of a pure liquid 'A' is 70 torr at 27^@C. It forms...

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  15. The osmotic pressure of 0.2 molar solution of urea at 27^@C (R=0.082 ...

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  16. For a binary ideal liquid solution, the total vapour of the solution i...

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  17. The expression relating molality and mole fraction of the solute in a ...

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  18. When mercuric iodide is added to the aqueous solution of KI, then the ...

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  19. An aqueous solution containing 1 g of urea boils at 100.25^@C. The aqu...

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  20. Which of the following curves represents the Henry' s law?

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