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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a polyprotic acid?
💡 Hint: Think of examples like citric acid.
Question 2
Easy
Explain the term equivalence point.
💡 Hint: It's where the reaction is complete.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What characterizes a polyprotic acid?
- It can donate one proton
- It can donate multiple protons
- It cannot donate protons
💡 Hint: Look for acids that have more than one H⁺ ion.
Question 2
True or False: The second equivalence point of a diprotic acid titration occurs after all H⁺ ions have reacted.
- True
- False
💡 Hint: Think about when reaction completion happens.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A diprotic acid solution with a concentration of 0.0500 M is titrated with 0.0500 M NaOH. Calculate the pH at the first equivalence point.
💡 Hint: You might need to look up or recall the Ka values for this acid.
Question 2
Explain what happens to the pH after the second equivalence point for a diprotic acid.
💡 Hint: Consider the role of excess base after the equivalence point.
Challenge and get performance evaluation