What is observed when neutral litmus solution is added to sodium hydrogen carbonate solution?
The colour of neutral litmus solution turns blue when it is added to sodium hydrogen carbonate because it is an acidic salt.
State what do you observe when:
Neutral litmus solution is added to alkaline solution.
What happens when?
a) A solution of calcium hydroxide is added to red litmus paper
b) A solution of sodium chloride is added to red litmus paper
c) A solution of lemon juice is added to blue litmus paper
d) A solution of distilled water is added to red litmus paper
e) A solution of sodium hydroxide is added to turmeric [5 MARKS]