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Define the terms: (i) Molarity (ii) Mo...

Define the terms:
(i) Molarity (ii) Molality (iii) Normality (iv) Mole fraction (v) ppm
Which out of these are affected by changes in temperature ?

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ICSE-SOLUTIONS-EXERCISE (PART-II Descriptive Questions) (LONG ANSWER QUESTIONS)
  1. Define the terms: (i) Molarity (ii) Molality (iii) Normality (iv) Mo...

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  2. State and explain Raoult's law. Show graphically the variation of tot...

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  3. Give any two limitations of Raoult's law.

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  4. What are the conditions necessary to show ideal behaviour of solution...

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  5. Why is one molar aqueous solution more concentrated than one molal so...

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  6. Mixing acetone and chloroform occurs with reduction in volume and is ...

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  7. Show that the relative lowering of vapour pressure is given by. (p^...

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  8. What are ideal and non-ideal solutions ? What type of non idealities ...

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  9. Under what conditions non-ideal solutions show positive deviations?

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  10. The boiling point of a solution gets raised on dissolution of non-vol...

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  11. What is depression in freezing point ? How will you find the molecula...

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  12. Osmotic pressure of a solution is

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  13. Differentiate between : Diffusion and Osmosis

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  14. Explain the osmosis and osmotic pressure. How is a semipermeable memb...

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  15. Which method is the best method for determining the mol. wt. of polym...

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  16. Derive van't Hoff's equation for the concentration dependence of the ...

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  17. What are isotonic solutions ?

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  18. Give the biological significance of osmosis.

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  19. What are the conditions under which abnormal molecular weights are obt...

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  20. Write an explanatory note on abnormal molecular masses from colligati...

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