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Why should weeds be removed?...

Why should weeds be removed?

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MODERN PUBLICATION-SOLUTIONS -EXERCISE
  1. What are the advantages of seed drill?

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  2. Explain the following: Boiling point elevation constant for a solvent.

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  3. Why should weeds be removed?

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  4. Fill in the blanks- is the machine used for harvesting and threshing ...

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  5. 1.00g of a non-electrolyte solute dissolved in 50g of benzene lowered ...

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  6. Define the following term: Ideal solution.

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  7. Define the following term: Azeotrope

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  8. Define the following terms: Osmotic pressure

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  9. Name some animals from which milk can be obtained?

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  10. What type of deviation is shown by a mixture of ethanol and acetone? G...

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  11. A solution of glucose (molar mass=180 g mol^-1) in water is labelled a...

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  12. The density of a 3 M sodium thiosulphate (Na2S2O3) solution is 1.25gmL...

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  13. Name some animals which are reared for obtaining meat?

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  14. Fill in the blanks- Wheat crop is grown in the month of and harvested ...

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  15. Fill in the blank- Mustard crop is grown in the month of and harvest...

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  16. Fill in the blanks- helps in fermentation.

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  17. Calculate the freezing point of an aqueous solution of a non electroly...

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  18. 0.01 m aqueous solution of sodium sulphate depresses the freezing poin...

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  19. Ice begins to separate at -0.744^@C from a solution containing 2.4 g o...

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  20. A solution of glycerol (C(3) H(8) O(3)) in water as prepared by disso...

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