✋Introduction
Acids and bases
In this lesson: I can describe some properties of acids and bases and use litmus paper to test for acids and bases. Edible acids have a sour taste. A base is any substance that reacts with acids to form a compound called a salt.
Lesson outcome
Waxaan qeexi karaa astaamaha aashitada iyo saldhigyada qaarkood waxaana u isticmaali karaa warqadda litmus si aan u tijaabiyo aashitada iyo saldhigyada.