Acids and Bases - Grade 11 Chemistry
A comprehensive worksheet for Grade 11 Chemistry students covering the fundamental concepts of acids and bases, including definitions, pH, indicators, and reactions.
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Acids and Bases: Grade 11 Chemistry
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following defines an Arrhenius acid?
A substance that produces hydroxide ions in solution.
A substance that produces hydrogen ions in solution.
A proton acceptor.
An electron pair donor.
2. What is the pH of a neutral solution at 25°C?
0
7
14
Any value between 0 and 14
3. A substance that can act as both an acid and a base is called .
4. The product of a neutralization reaction between a strong acid and a strong base is a and water.
5. A strong acid completely ionizes in an aqueous solution.
True
False
6. The conjugate base of a strong acid is a strong base.
True
False
7. Explain the difference between a strong acid and a weak acid.
8. Refer to the pH scale below and answer the following questions:
a) What pH range indicates an acidic solution?
b) Give an example of a common substance that falls into the neutral pH range.