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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 carbon dioxide (CO₂)?
💡 Hint: Use the periodic table to find atomic masses.
Question 2
Easy
How many grams are in 2 moles of water (H₂O)?
💡 Hint: Find the molar mass of water first.
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 molar mass of H₂O?
- 18.015 g/mol
- 16.00 g/mol
- 20.00 g/mol
💡 Hint: Remember to sum the molar masses of both hydrogen and oxygen.
Question 2
True or False: Molar mass allows for converting between grams and moles.
- True
- False
💡 Hint: Think about how it relates grams to moles.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You need to prepare a sodium chloride solution. If you have 58.44 g of NaCl, how many moles do you have?
💡 Hint: Use the molar mass of NaCl in the calculation.
Question 2
If 2 moles of H₂ react with 1 mole of O₂, how many grams of water can be produced? Given that 1 mole of water weighs approximately 18 g.
💡 Hint: Remember to use stoichiometry and mole ratios.
Challenge and get performance evaluation