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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is molarity?
💡 Hint: Think about how molarity relates to the volume of the solution.
Question 2
Easy
Calculate the molarity of a solution with 2 moles of solute in 4 liters of solution.
💡 Hint: Use the formula for molarity.
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 definition of molarity?
- Moles of solute per liter of solution
- Moles of solvent per kilogram of solution
- Mass of solute per volume of solution
💡 Hint: Think about what is being measured in chemistry.
Question 2
True or False: Molality is dependent on temperature.
- True
- False
💡 Hint: Consider what changes with temperature.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A laboratory measures a salt solution's density as 1.20 g/mL. You have 0.25 mol of NaCl and need to prepare 1 L. Calculate how many grams of NaCl are required.
💡 Hint: Remember the relationship between moles and mass.
Question 2
You have 50 g of NaCl and want a 2% w/w solution. How much total solution can you prepare?
💡 Hint: Percent concentration can guide how much total mass you can achieve.
Challenge and get performance evaluation