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Describe paper chromatography activity t...

Describe paper chromatography activity to observe the colours present in a marker ink.

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VGS PUBLICATION-BRILLIANT-IS MATTER PURE?-EXERCISE
  1. Describe a method to separate the dye present in ink.

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  2. Describe an example for the separation of a mixture by the process of ...

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  3. Describe paper chromatography activity to observe the colours present ...

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  4. How do you separate water and kerosene from the mixture of kerosene an...

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  5. Explain the method of separation of two miscible liquids by distillati...

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  6. How do you separate copper metal from the mixture of copper sulphate a...

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  7. How does a laundry dryer squeezes out water from wet clothes?

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  8. “All the solutions are mixtures, but not all mixtures are solutions”. ...

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  9. Usually we think of a solution as a liquid that contains either a soli...

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  10. Have you ever observed carefully the syrup that you take for cough? Wh...

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  11. It is a suspension or colloidal solution ?

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  12. Is there any difference between a true solution and colloidal solution...

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  13. Why do we use different separation techniques for mixtures like grain ...

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  14. Is it possible to find out adulteration of kerosene in petrol with thi...

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  15. Arrange the gases present in air in increasing order of their boilling...

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  16. Which gas forms liquid first as the air is cooled?

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  17. Can you give few more examples of this (homogeneous mixtures) kind?

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  18. Can you prove this(path of light through the solution) with an experim...

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  19. IF the solution is diluted, can the path of light be visible?

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  20. What would happen if you add a little more solute to a solvent?

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