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Why does the molality of a solution rema...

Why does the molality of a solution remain unchanged with temperature?

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ASSAM ACADEMIC CENTRE-EXAM PAPER 2013-Example
  1. Which point defect lowers the density of a crystal?

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  2. Why does the molality of a solution remain unchanged with temperature?

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  3. Write the disproportionation reaction of H3PO3.

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  4. pKb of aniline is more than that of methylamine. Why?

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  5. What type of linkages hold together monomer of DNA?

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  6. Give one example of sulpha drugs.

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  7. 0.52g of glucose (C6H12O6) is dissolved in 80.2g of water calculate th...

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  8. Define osmotic pressure. How can molar mass of a substance be determin...

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  9. The rate constant of a reaction at 500K and 700K are 0.01s^-1 and 0.07...

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  10. Mention any two factors which distinguish physisorption from chemisorp...

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  11. What is observed when a beam of light is passed through a colloidal so...

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  12. What are lyophobic colloids? Give one example.

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  13. Explain the bleaching action of Cl2.

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  14. H2S acts only as reducing agent while SO2 acts as an oxidising as well...

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  15. How will you convert the following? Give chemical equations only. Benz...

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  16. How will you convert the following? Give chemical equations only. Anil...

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  17. Complete the following reaction: CH3CH2CH2OH + SOCl2 rarr?

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  18. An alkylchloride (X) reacts with magnesium metal in presence of dry et...

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  19. Give one chemical test to distinguish between the following pair Penta...

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  20. Justify the following: Sleeping pills are recommended to patient suffe...

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