Question

1) Which gas does come out as effervescence in the big test tube?

2) Why the bubbles are seen in the small test tube?

3) What is the colour change in the lime water?

4) Write the related equation.

5) In this activity, ethanoic acid react with basic salt, name that basic salt.​

Answer 1

Answer:

1) carbon dioxide

2) due to the formation of carbon dioxide

3) colour of the lime water changes to milky white

4) Na2CO3(s) + 2HCl gives 2NaCl(aq) + H2O(l) + CO2(g)

5) sodium carbonate