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Is Matter Aroun...

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  • Question 1
    1 / -0

    Which of the following is correct about distillation?

  • Question 2
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    Pure water can be separated from salt water through _____. 

  • Question 3
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    Copper sulphate crystals are of which color after purification?

  • Question 4
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    After purification by crystallization, copper sulphate crystals can be obtained by :

  • Question 5
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    Directions For Questions

    Take small amounts of salt and add it to large amounts of water.   X   is formed. The substances is called   Z   and the salt solution formed is called   A  . A solution in which more of the solute can be dissolved at a given temperature is called   B   solution. A solution which cannot dissolve any more of the solute at a given temperature is   C   solution.

    ...view full instructions

    What is C?

  • Question 6
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    Which of the following can be separated by crystallization?

  • Question 7
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    During crystallization of copper sulphate, heating is stopped when :

  • Question 8
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    The process of crystallization begins by:

  • Question 9
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    While obtaining pure copper sulfate by crystallization, the solution is saturated that is indicated by:

  • Question 10
    1 / -0

    Alcoholic beverages are made through which of the following?

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