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Questions and Answers
What is the pH range for acidic solutions?
What is the pH range for acidic solutions?
- 0 to 6 (correct)
- 7 to 14
- 8 to 15
- 1 to 10
Which of the following is a strong base?
Which of the following is a strong base?
- Vinegar (acetic acid)
- Baking soda (sodium bicarbonate)
- Lemon juice
- Sodium hydroxide (NaOH) (correct)
What happens to the pH of a solution when a strong acid is added to it?
What happens to the pH of a solution when a strong acid is added to it?
- It decreases (correct)
- It increases
- It remains the same
- It becomes neutral
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Study Notes
Acidity and Basicity
- Acidic solutions have a pH range of less than 7.
- Strong bases are substances that completely dissociate in water to produce hydroxide ions (OH-).
- When a strong acid is added to a solution, the pH of the solution decreases (becomes more acidic).
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