Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the pH of a neutral solution at 25°C?
💡 Hint: Recall the definition of neutrality in terms of pH.
Question 2
Easy
If a solution has a [H+] of 1.0 x 10^-5 M, what is its pH?
💡 Hint: Use the formula pH = -log10 [H+].
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Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the pH of a neutral solution at 25°C?
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💡 Hint: Think about what neutrality means in a pH context.
Question 2
If [H+] = 1.0 x 10^-6 M, what is the pH?
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💡 Hint: Use the pH formula.
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Challenge Problems
Push your limits with challenges.
Question 1
Given a 0.15M solution of hydrochloric acid, calculate its pH. Then, if the concentration of the acid is halved, what is the new pH?
💡 Hint: Remember, strong acids fully dissociate.
Question 2
Calculate the pH of a 0.01M solution of a weak acid with a Ka of 1.0 x 10^-5.
💡 Hint: Make sure to use the ICE table for weak acids.
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