1.7.3 - Molecular Mass
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Practice Questions
Test your understanding with targeted questions
Calculate the molecular mass of CO₂.
💡 Hint: Remember to consider the atomic mass of carbon and oxygen.
What is the average atomic mass of chlorine if given 75.77% as 35Cl and 24.23% as 37Cl?
💡 Hint: You're calculating a weighted average.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the molecular mass of CO₂?
💡 Hint: Make sure you consider the contributions from all atoms.
True or False: The molecular mass of a molecule can change based on temperature.
💡 Hint: Think about what molecular mass depends on.
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Challenge Problems
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Calculate the molecular mass of [C₃H₈] (propane) and explain how you compute it step by step.
💡 Hint: Break it down by each atom in the molecular formula.
A compound with a formula of C₄H₁₀ has a molecular mass of 58.12 g/mol. Determine if this aligns well with molecular calculations. Show your calculations.
💡 Hint: Double-check each numerical multiplication.
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