What happens when an acid or a base is mixed with water?
1
Decrease in the concentration of atoms (H2O+/OH–) per unit volume
2
Decrease in the concentration of ions (H3O+/OH–) per litre volume
3
increase in the concentration of ions (H3O+/OH–) per unit volume
4
Decrease in the concentration of ions (H3O+/OH–) per unit volume