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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does a 15% (w/V) solution of ethanol indicate?
💡 Hint: Remember, w/V means weight per volume.
Question 2
Easy
How would you state a 12% (w/V) solution of glucose?
💡 Hint: Use the definition of w/V.
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 formula for mass by volume percentage?
- (mass of solute/volume of solution)*100
- (volume of solute/mass of solution)*100
- (mass of solution/mass of solute)*100
💡 Hint: Think about the definition of mass by volume.
Question 2
True or False: A 20% (w/V) solution contains 20 grams of solute in 200 mL of solution.
- True
- False
💡 Hint: Recall what the percentage signifies.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have a 25% (w/V) solution of NaCl. If you take 200 mL, how much NaCl is that in grams?
💡 Hint: Apply the w/V definition and calculate based on your answer.
Question 2
You need a 12% (w/V) solution for an experiment. How much solute would you need to prepare 1 L of this solution?
💡 Hint: Convert your units carefully for liters.
Challenge and get performance evaluation