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Hydrogen Test -...

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  • Question 1
    1 / -0

    Which property of water make it easy to contaminate and difficult to purify?

  • Question 2
    1 / -0

    Which property of water is used by plants for taking minerals from the soil?
    I) Water can form aqueous solutions.
    II) Water can dissolve a wide variety of substances.

  • Question 3
    1 / -0

    Which of the following is a universal solvent?

  • Question 4
    1 / -0

    Aquatic plants use $$\displaystyle { CO }_{ 2 }$$ dissolved in water for :

  • Question 5
    1 / -0

    ____ dissolve in water reacts with $$\displaystyle { CaCO }_{ 3 }$$ from rocks to form _______ . 

  • Question 6
    1 / -0

    Is $$\displaystyle { CO }_{ 2 }$$ is more solution in water than $$\displaystyle { O }_{ 2 }$$?

  • Question 7
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    Ratio of hydrogen to oxygen in water is:

  • Question 8
    1 / -0

    Water plays an important role in :

  • Question 9
    1 / -0

    Water exists in which of the following state?

  • Question 10
    1 / -0

    Water is ______ in nature.

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