give one example of the following --- use of acid and use of a base .. plz plz give me answer
Answers
Answer:
(a) Acids are those chemical substances that have a sour taste. Example: Acetic acid and citric acid.
Base is a chemical substance that has a bitter taste. Example: Caustic soda and washing soda.
(b) Strong bases – Sodium hydroxide (NaOH), potassium hydroxide (KOH).
Weak bases – Calcium hydroxide (Ca(OH
2
)), ammonium hydroxide (NH
4
OH).
(c)
(i) When an acid is dissolved in water Hydrogen ions are found.
(ii) When a base (or alkali) is dissolved in wate Hydroxide ions are found.
(d) Neutralisation reaction between acids and bases:
Hydrogen ions (From acid)
H
+
(aq)
+
Hydroxide ions (from bases)
OH
−
(aq)
Neutralisation
Reaction
Water
H
2
O(l)
(e) Two important uses of bases are:
(i) Sodium hydroxide is used in the manufacture of soap, paper and rayon.
(ii) Calcium hydroxide is used in the manufacture of bleaching powder.
Explanation:
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Answer:
Acids and bases can be found everywhere in the world around us. Lactic acid is found in sour milk, citric acid in citrus fruits, oxalic acid in rhubarb, malic acid in apples, and tartaric acid in wine. Baking soda, antacids, and lye all contain bases. Acids and bases are also used widely in industry....
Explanation:
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