The teacher gives some solutions us

The teacher gives some solutions used in daily life and a red litmus paper to each group. The students try to
distinguish these solutions as acids or bases by using blue litmus paper. Then, students show that acids change
blue litmus paper to red and red litmus paper remains the same. Bases change red litmus paper to blue and blue
litmus paper remains the same as well.

ผลลัพธ์ (แอฟริกา) 1:

Die onderwyser gee 'n paar oplossings gebruik word in die daaglikse lewe en 'n rooi lakmoespapier om elke groep. TRY die studente om
hierdie as sure of basisse Solutions onderskei deur die gebruik van lakmoes blou papier. Dan, dat studente sure Wys Change
Rooi en Rooi lakmoes blou lakmoespapier Paper bly dieselfde. Verandering aan rooi papier basisse lakmoes blou en blou
lakmoespapier bly dieselfde as well.