Litmus is a natural indicator that is obtained from _____.
Is litmus a natural indicator?
State whether the following statements are true or false. Correct the false statements. [5 MARKS] (a) All substances are either acidic or basic. (b) A compound if acidic will turn all indicators red. (c) Lime water turns red litmus blue. (d) Common salt dissolved in water turns blue litmus red. (e) Phenolphthalein is a natural indicator.