Grade 12 Chemistry: Acids, Bases, and Salts
This worksheet covers fundamental concepts of acids, bases, and salts, including definitions, pH, neutralization reactions, and practical applications for Grade 12 chemistry students.
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Acids, Bases, and Salts Worksheet
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Read each question carefully and answer to the best of your ability. Show all work for calculations.
1. Which of the following is a strong acid?
Acetic acid (CH₃COOH)
Hydrochloric acid (HCl)
Carbonic acid (H₂CO₃)
Citric acid (C₆H₈O₇)
2. What is the pH of a neutral solution at 25°C?
0
7
14
Varies with solution
3. According to the Arrhenius definition, an acid produces ions in aqueous solution.
4. A reaction between an acid and a base is called a reaction.
5. Explain the difference between a strong acid and a weak acid in terms of dissociation.
6. All salts are formed from the reaction of a strong acid and a strong base.
True
False
7. A solution with a pH of 2 is 100 times more acidic than a solution with a pH of 4.
True
False
8. Refer to the pH scale below and answer the following:
a) Identify two substances from the scale that are strong bases.
b) What is the approximate pH of human blood?
Match each definition or example with the correct term.
9. Proton donor
a. Base
10. Salt formed from a strong acid and strong base
b. Acid
11. Proton acceptor
c. Neutral salt