State a characteristics of each of the chemical reaction which takes place when:
a) quicklime is treated with water.
b) dilute hydrocloric acid is added to sodium carbonate.
c) lemon juice is added gradually to potassium permanganate solution.
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Heya!!! Your answer is here....
a) By a change in temperature.
b) Evoluation of hydrogen gas.
c) Change in colour.
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