5.1 - Unveiling Acids and Bases: A World of Characteristic Properties
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Practice Questions
Test your understanding with targeted questions
What color does blue litmus paper turn in the presence of an acid?
💡 Hint: Think about what happens to the color of the paper.
What is a common example of a weak acid?
💡 Hint: Consider fruits with a sour taste.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What happens to blue litmus paper when in contact with an acid?
💡 Hint: Think about the opposite colors for bases.
True or False: Neutralization reactions always produce hydrogen gas.
💡 Hint: Recall what products are formed in neutralization.
1 more question available
Challenge Problems
Push your limits with advanced challenges
In a laboratory, a student mixed equal volumes of hydrochloric acid (HCl) with sodium hydroxide (NaOH). Describe the reaction and identify the products formed. What would be the expected pH after the reaction?
💡 Hint: Consider what happens in a neutralization reaction.
If the pH of an unknown solution is found to be 4, what can you infer about its acidity? What would happen if you diluted it with water? Explain in terms of H$^{+}$ concentration.
💡 Hint: Remember how dilution affects concentration.
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