5.3 - Indicators: Visual Sentinels of pH Change
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Practice Questions
Test your understanding with targeted questions
What color does blue litmus paper turn in an acidic solution?
💡 Hint: Think about how litmus paper indicates acids.
What is a common use for indicators in chemistry?
💡 Hint: Indicators help visualize acidity and basicity.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What color does red litmus paper turn when placed in a basic solution?
💡 Hint: Consider the opposite of blue litmus paper.
True or False: Universal indicators only show red for acids.
💡 Hint: Think about the colors presented in various pH levels.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
You are given three solutions: a strong acid, a weak acid, and a neutral solution. How would you design an experiment to differentiate them using indicators?
💡 Hint: Which indicators are best for these conditions?
In a titration involving hydrochloric acid and sodium hydroxide, which indicator would you choose and why?
💡 Hint: Match the transition range of the indicator with the expected pH at endpoint.
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