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Question : 34
Total: 36
A student adds a spoon full of powdered sodium hydrogen carbonate to a flask containing ethanoic acid. List two main observations, he must note in his note book, about the reaction that takes place. Also write chemical equation for the reaction.
Solution:
The two main observations are :
(i) Brisk effervescence.
(ii) Evolution of colourless and odourless gas.
CH 3 COOH + NaHCO 3 → CH 3 COONa + H 2 O + CO 2
(i) Brisk effervescence.
(ii) Evolution of colourless and odourless gas.
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