Grade 12 Acid-Base Reactions Worksheet
A worksheet for Grade 12 Chemistry students covering acid-base reactions, pH calculations, and titration concepts.
Includes
Standards
Grade 12 Acid-Base Reactions
Name:
Date:
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Read each question carefully and provide your best answer. Show all your work for calculation problems.
1. Which of the following is a strong acid?
CH₃COOH (Acetic acid)
H₂CO₃ (Carbonic acid)
HCl (Hydrochloric acid)
H₃PO₄ (Phosphoric acid)
2. What is the pH of a 0.01 M NaOH solution?
2
7
12
14
1. According to the Brønsted-Lowry theory, an acid is a proton , and a base is a proton .
2. When an acid and a base react, they produce a and .
3. A solution with a pH of 7 is considered .
1. Differentiate between a strong acid and a weak acid. Provide an example for each.
2. Explain the concept of a buffer solution and its importance in biological systems.
1. A high pKa value indicates a strong acid.
True
False
2. The equivalence point in a titration is always at pH 7.
True
False
A 25.0 mL sample of an unknown concentration of HCl is titrated with 0.100 M NaOH. If 35.0 mL of NaOH is required to reach the equivalence point, what is the concentration of the HCl solution?
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