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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the molarity of a solution containing 1 mole of NaCl in 2 liters of water?
💡 Hint: Use the formula M = moles of solute / liters of solution.
Question 2
Easy
How do you calculate molality?
💡 Hint: Remember to use kilograms for the mass of the solvent.
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 unit is used to measure molarity?
- grams per liter
- moles per liter
- liters per mole
💡 Hint: Think about how molarity is defined.
Question 2
True or False: Molality is affected by temperature changes.
- True
- False
💡 Hint: Recall how molality is defined.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have a solution that is 0.250 M NaCl. How many grams of NaCl are in 500 mL of this solution?
💡 Hint: Start by calculating moles using molarity.
Question 2
A solution is prepared by dissolving 5 grams of KCl in enough water to reach a final volume of 250 mL. What is the molality if the solvent mass is 200 g?
💡 Hint: Remember to convert grams of solvent to kilograms.
Challenge and get performance evaluation