Chemistry
Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between

20 and 50 km
50 and 100 km
10 and 20 km
5 and 10 km

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The main use of salt in the diet is to

increase the solubility of food particles in water
make the taste of food better
produce in small amounts the hydrochloric acid required for the digestion of food
ease the process of cooking

ANSWER DOWNLOAD EXAMIANS APP