What would you observe when :
(a) blue litmus is introduced into a solution of hydrogen chloride gas,
(b) red litmus paper is introduced into a solution of ammonia in water,
(c) red litmus paper is introduced in caustic soda solution?
What will you observe if Hydrogen chloride gas is passed through blue litmus 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]