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Acids Bases and...

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  • Question 1
    1 / -0

    The reaction between an acid and a base to give a salt and water is known as:

  • Question 2
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    $$H_{2}SO_{4} (aq) + 2 NaOH(aq)\rightarrow$$

  • Question 3
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    'The blue-green colour of the solution is due to the formation of copper(II) chloride in the reaction' is an example of which kind of chemical reaction?

  • Question 4
    1 / -0

    Complete the reaction: 
    $$HCl + NaOH \rightarrow $$

  • Question 5
    1 / -0

    Metal carbonates react with _______ to give salt, carbon dioxide and water.

  • Question 6
    1 / -0

    When an acid reacts with the metal carbonate will form bubbles giving off carbon dioxide gas and the other products namely :

  • Question 7
    1 / -0

    Match the following

    Natural sourceAcid
    1. Sour milk (Curd)a. Lactic acid
    2. Lemonb. Citric acid
    3. Ant stingc. Methanoic acid

  • Question 8
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    Why does survival of aquatic life becomes difficult because of acid rain?

  • Question 9
    1 / -0

    The product of the following reaction is:
    $$2HCl{(aq)} + MgCO_{3}(s)\rightarrow$$

  • Question 10
    1 / -0

    Which part of the tooth, made up of a crystalline form of calcium phosphate, is the hardest substance in the body?

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