10. Acids and Bases

What is the difference between an acid and a base?

Identify each of the following as an acid, base, or salt, and give its name:

e. H₂CO₃

Identify each of the following as an acid, base, or salt, and give its name:

a. H₃PO₄

How does normality compare to molarity for monoprotic and polyprotic acids?

Many allergy medications contain antihistamines, compounds that contain amine groups (R-NH₂, where R refers to an organic functional group). Would you expect these compounds to be acidic, basic or neutral? Explain.

a. One over-the-counter product lists the active ingredient as "diphenhydramine HCl." What does this designation mean?