Strong And Weak Acids

Question 1

What happens in water and acids?

Answer 1

Acids make hydrogen ions in water.

HCl = H+ + Cl-

HNO3 = H+ + NO3-

Question 2

What are strong and weak acids?

Answer 2

Strong acids ionise almost completely in water they normally have lower pHs 0-2

Weaker acids do not fully ionise in solution. Their pHs tend to be around 2-6

Question 3

What happens if you change the concentration?

Answer 3

The pH goes up or down depending on how much it was changed