Form 13: Mass Relationships in Reactions Exercise

Form 13: Mass Relationships in Reactions

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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

  1. 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?

  2. 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?

  3. MultiChoice

    Which statement correctly describes the mass relationship in any balanced chemical reaction?

  4. 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?

  5. MultiChoice

    28 g of nitrogen gas reacts with 6 g of hydrogen gas to form ammonia. What is the total mass of ammonia produced?

  6. MultiChoice

    If 12 g of carbon combines with 32 g of oxygen, what mass of carbon dioxide is created?

  7. MultiChoice

    If double the reactants are used (24 g carbon + 64 g oxygen), what mass of carbon dioxide is formed?

  8. MultiChoice

    24 g of carbon reacts completely with 64 g of oxygen. What is the total product mass?

  9. MultiChoice

    In a closed system, what is the change in total mass during a chemical reaction?

  10. MultiChoice

    If 50 g of reactant A completely reacts with 50 g of reactant B, what is the mass of product AB?

  11. MultiChoice

    Total mass of products in A + B -> AB (where A is 50 g and B is 50 g) equals:

  12. MultiChoice

    If 46 g of sodium produces 58.5 g of NaCl when reacting with chlorine, what mass of chlorine was consumed?