Form 13: Mass Relationships in Reactions
In this engaging exercise, students will explore the fundamental concepts of stoichiometry by calculating the mass relationships in chemical reactions, using balanced equations to determine reactant and product quantities and enhancing their understanding of conservation of mass in real-world applications.
Questions
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MultiChoice
In 2 H2 + O2 -> 2 H2O, 4 g of H2 reacts with 32 g of O2. What mass of H2 is in the product water?
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MultiChoice
In 2 H2 + O2 -> 2 H2O, 4 g of H2 reacts with 32 g of O2. What mass of O2 is in the product water?
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MultiChoice
Which statement correctly describes the mass relationship in any balanced chemical reaction?
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MultiChoice
28 g of nitrogen gas reacts with 6 g of hydrogen gas to form ammonia. What mass of nitrogen is in the produced ammonia?
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MultiChoice
28 g of nitrogen gas reacts with 6 g of hydrogen gas to form ammonia. What is the total mass of ammonia produced?
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MultiChoice
If 12 g of carbon combines with 32 g of oxygen, what mass of carbon dioxide is created?
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MultiChoice
If double the reactants are used (24 g carbon + 64 g oxygen), what mass of carbon dioxide is formed?
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MultiChoice
24 g of carbon reacts completely with 64 g of oxygen. What is the total product mass?
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MultiChoice
In a closed system, what is the change in total mass during a chemical reaction?
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MultiChoice
If 50 g of reactant A completely reacts with 50 g of reactant B, what is the mass of product AB?
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MultiChoice
Total mass of products in A + B -> AB (where A is 50 g and B is 50 g) equals:
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MultiChoice
If 46 g of sodium produces 58.5 g of NaCl when reacting with chlorine, what mass of chlorine was consumed?