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 the chemical equation for the reaction.

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Solution

The two main observations are :

(i) Brisk effervescence.

(ii) Evolution of colourless and odourless gas

$C H_{3} C O O H + N a H C O_{3} \to C H_{3} C O O N a + H_{2} 0 + C O_{2}$

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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 the chemical equation for the reaction.

The two main observations are : (i) Brisk effervescence. (ii) Evolution of colourless and odourless gas CH3COOH+NaHCO3→CH3COONa+H20+CO2

The two main observations are :

(i) Brisk effervescence.

(ii) Evolution of colourless and odourless gas

$C H_{3} C O O H + N a H C O_{3} \to C H_{3} C O O N a + H_{2} 0 + C O_{2}$