Practice Chemical Equation And Mole Ratio (5.6) - Mole Concept and Stoichiometry

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6 sample questions

Question 1.
What is a balanced chemical equation?
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Think about the law of conservation of mass.
Question 2.
What does a mole ratio indicate?
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Consider how quantities relate in a balanced equation.
3Question 3.
What is the mole ratio derived from the equation N₂ + 3H₂ → 2NH₃?
- 1:2:3
- 1:3:2
- 2:1:3
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Focus on the coefficients of each reactant and product.
4Question 4.
True or False: The coefficients in a balanced equation represent the number of moles.
- True
- False
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Think about how balancing relates to moles.
Question 5.
Given the equation 4Fe + 3O₂ → 2Fe₂O₃, how many moles of Fe are needed to react with 6 moles of O₂?
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Set a proportion based on the balanced equation.
Question 6.
In an experiment, 50g of H₂ reacts with an excess of O₂. Find the maximum mass of water that can be produced.
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Focus on molar mass and proportions.

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