_______ gives brisk effervescence when sodium carbonate reacts with an acid *
a.CO2
b.H2
c.SO2
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Answers
Answered by
1
Answer:
co2
Explanation:
CH3COOH (ethanoic acid) gives brisk effervescence with sodium hydrogencarbonate. It reacts with sodium hydrogencarbonate to give sodium ethanoate, carbon dioxide and water. Effervescence is due to carbon dioxide evolved.
Answered by
1
Explanation:
when we add ethanoic acid to sodium carbonate then the product formed is sodium acetate and the brisk effervescence is due to the reason as carbon dioxide is given off .
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