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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the molar mass of oxygen (O) in g/mol?
💡 Hint: Check the periodic table for the atomic mass.
Question 2
Easy
How many grams are in one mole of sodium chloride (NaCl)?
💡 Hint: Sum the atomic masses of Na and Cl.
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 unit for molar mass?
- g/mol
- kg
- amu
- moles
💡 Hint: Think about how mass is expressed in chemistry.
Question 2
True or False: Molar mass is the same as atomic mass in units of grams.
- True
- False
💡 Hint: Refer to the periodic table for clarification.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If you have a solution with 5.0 moles of hydrogen peroxide (H₂O₂), what is the mass of the solution? (Molar mass of H₂O₂ is 34.02 g/mol)
💡 Hint: Use the same method as converting moles to grams.
Question 2
How many moles of sulfuric acid (H₂SO₄) are in 98 grams? (Molar mass is 98.08 g/mol)
💡 Hint: Remember to divide the mass by the molar mass.
Challenge and get performance evaluation