Question

List two observation which you make when you add a pinch of $NaHC{O}_3$ to $C{H}_{3}COOH$ in a test tube equation for the reaction that occurs.

Answer 1

CH3COOH (aq) + NaHCO3 (s) → CH3COONa (aq) + CO2 (g) + H2O (l).

1. CO${}_2$ that is carbon dioxide can be tested with lime water if carbon dioxide gas passes the lime water it turns milky.
   
2. Carbon dioxide is characterized by effervescence.