Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the components of an acidic buffer?
💡 Hint: Think about combinations like acetic acid and its salt.
Question 2
Easy
Why do buffer solutions resist pH changes?
💡 Hint: Consider how acids and bases react to form weaker species.
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 is the primary function of a buffer solution?
- To increase pH
- To resist pH change
- To completely neutralize acids
💡 Hint: Consider the context of shared proton reactions.
Question 2
True or False: All buffer solutions have a strong acid and a strong base.
- True
- False
💡 Hint: Recall the definition of a buffer.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the pH of a buffer solution containing 0.1 M acetic acid and 0.1 M sodium acetate, where pKa = 4.76.
💡 Hint: What happens when concentrations are equal?
Question 2
Design a buffer system that works at a pH of 7.4. Specify the weak acid and its conjugate base.
💡 Hint: Consider biological systems and their buffers.
Challenge and get performance evaluation