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An aq. solution containing 64% by weight...

An aq. solution containing 64% by weight of volatile liquid 'A' (molecular mass 128) has pressure of 145mm, then vapour pressure of 'A' is (V.P. of `H_2O` is 155 mm)

A

150 mm

B

145 mm

C

105 mm

D

21 mm

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The correct Answer is:
C
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AAKASH SERIES-SOLUTIONS -Objective Exercise -2
  1. 6 g. of a non volatile solute is dissolved in 90g. of water, such that...

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  2. The vapour pressure of water at 20^@C is 17.54mm Hg. then the vapour p...

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  3. An aq. solution containing 64% by weight of volatile liquid 'A' (molec...

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  4. The weight of urea to be dissolved in 100 g. of water to decrease the ...

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  5. 139.18 g of glucose is added to 178.2 g of water the vapour pressure o...

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  6. The relative lowering of vapour pressure of 0.2 molal solution in whic...

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  7. Vapour pressure of an aqueous solution is 2% less than that of the sol...

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  8. The amount of Glucose to be dissolved in 500g of water so as to produc...

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  9. A Current of dry air was first passed through the bulb containing solu...

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  10. At 20^@C, the vapour pressure of diethyl ether is 442mm. When 6.4g. of...

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  11. The vapour pressure of pure water at 25^@C is 30 mm. The vapour pressu...

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  12. The vapour pressure of a pure liquid 'A' is 60mm, at 25^@C. It forms a...

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  13. Two liquids A and B form an Ideal solution. At 300K, the V.P of soluti...

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  14. At certain temperature, the solution of benzene in toulene exihibits t...

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  15. A solute has 2:3 molar ratio of toulene to benzene. The vapour pressur...

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  16. If 2 moles of A and 3 moles of B are mixed to form an ideal solution v...

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  17. The vapour pressure of a solvent decreased by 10 mm of mercury, when a...

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  18. The vapour pressure of pure benzene is 640 mm at 298K. A solution of a...

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  19. The vapour pressure of water at room temperature is 23.8 mm Hg. The va...

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  20. The vapour pressure of pure A is 10 torr and at the same temperature w...

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