3.2 - Calculating pH
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Practice Questions
Test your understanding with targeted questions
What does a pH of 7 indicate?
💡 Hint: Consider what 'neutral' means in terms of acidity.
If a solution has a pH of 4, what can you say about its acidity?
💡 Hint: Remember the pH scale categories.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the pH of pure water?
💡 Hint: Remember the neutral pH value!
If a solution has a pH of 2, is it acidic or basic?
💡 Hint: Think about what lower pH values indicate.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
If you have 0.0001 M of acetic acid (CH₃COOH), how would you calculate the pH, and what does this imply about the solution's acidity?
💡 Hint: Use the formula and remember that acetic acid is a weak acid.
A solution with a pH of 6.5 is mixed with one that has a pH of 8. Predict the pH of the resulting solution and justify your reasoning.
💡 Hint: Consider the effect of combining acidic and basic solutions on pH.
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