Question

Good morning students
15/04/20
Science
Today go through the following
1.pH
2.PH scale
3.Nature of solutions based on its PH
4.PH in daily life
Now answer the following questions
1.What should be the PH of the rain to be acid rain?
2.At which PH tooth decay occur?
3.What are antacids?
4.What are the reasons for acidity?How do you get rid off it?​

Answer 1

Answer:

1. Power of hydrogen................ ..