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The percentage composition by weight of ...

The percentage composition by weight of an aqueous solution of a solute (molecule mass 150) which boils at 373.26 is

A

5

B

15

C

7

D

10

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-SOLUTIONS -Objective Exercise -2
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  4. Molality of an aqueous solution that produces an elevation of boiling ...

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  5. The molal elevation constant of water is 0.51. The boiling point of 0....

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  6. Ebullioscopy is concerned with:

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  7. An aqueous solution containing one gram of urea boils at 100.25^@C. Th...

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  8. A solution prepared by dissolving 0.8gm of naphthalene in 100g of C Cl...

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  9. A solution containing 3.3g of a substance in 125g of benzene (b.pt. = ...

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  10. An aqueous solution freezes at - 0.372^@C. If Kf and Kb for water are ...

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  11. Which of the following aqueous solutions should have the highest boili...

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  12. The depression in freezing point of 0.01 m aqueous solution of urea, s...

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  13. Molal depression constant is given by the expression:

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  14. To 500 "cm"^3 of water. 3.0 xx 10^(-3) kg of acetic acid is added. If ...

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  15. 'x' gm of solute (M. mass = 342) should be dissolved in 500gm of water...

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  16. The amount of ice that will separate out on cooling the solution conta...

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  17. A Solution of a non-volatile solute in water freezes at -0.30^@C. The ...

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  18. The molal freezing point constant for water is 1.86 K.kg "mole"^(-1). ...

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  19. The solution containing 6.8g of non-ionic solute in 100g of water was ...

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  20. Which of the following aqueous solution has highest freezing point ?

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