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When a little amount of common salt is d...

When a little amount of common salt is dissolved in water the boiing point increases. Explain why.

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UNITED BOOK HOUSE-HIGHER SECONDARY EXAMINATION 2016-EXERCISE
  1. Write down the relation between the emf of a galvanic cell and the Gib...

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  2. Two solutions are isotonic. What is meant by the statement?

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  3. When a little amount of common salt is dissolved in water the boiing p...

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  4. Write two differences between physisorption and chemisorption.

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  5. Explain why the solid catalyst is used in a finley divided form in ca...

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  6. First ionisation enthalpies of Group 15 elements are, in general, grea...

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  7. State, with equations, what happens when SO(3) gas is passed through c...

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  8. An aqueous solution of a complex compound of formula Co(NH3)5Br(SO4) r...

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  9. Identify the two monomers in the following polymer:

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  10. What is condensation polymerisation reaction?

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  11. Silver crystallises in face centered cubic lattice. If edge length of ...

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  12. What is Schottky defect ? Find out the packing effciency in a simple c...

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  13. What is meant by the molality of a solutin?

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  14. What is meant by the molarity of a solution ? What would be the osmoti...

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  15. Arrange the following solutions in order of decreasing specific conduc...

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  16. Determine DeltaG^@ and the value of the equlibrium constant for the fo...

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  17. Why is the zinc bledne ore roasted before carbon reduction? Answer wit...

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  18. What is Malachite? Write down its formula.

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  19. Explain why Cu^+ ion is not stable in aqueous soltuion.

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  20. State what happens when a solid mixture of KCI and K2Cr2O7 is heated w...

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