A solution with a pH between 5 and 7 is neutral, 8 or higher is a base, and 4 or lower is an acid. Lime juice, lemon juice and vinegar are acids, so they should have turned the indicator solution ...

As an example, the equilibrium of a weak acid can be represented but the equation below where HA is a weak acid and A- is its conjugate base. HA ↔ H+ + A- Phenolphthalein is typically used in this ...

Q-What is the acid/base reaction on hydrangeas? I think it is like litmus paper-pink for acid, blue for base. A-Hydrangeas in the macrophylla, or ”large-leaved,” group, which include th… ...

For SQA National 5 Chemistry, learn about the properties of acids and bases and how to tell them apart with this BBC Bitesize Scotland revision guide.

Metabolic acidosis happens when the chemical balance of acids and bases in your blood gets thrown off. This can happen when your body: Is making too much acid; Isn't getting rid of enough acid ...

National 4; Acids and bases Neutralisation. The pH scales measures the acidity or alkalinity of a solution. Acids and bases have a wide variety of uses and can react together in neutralisation ...