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Grade 12 · Chemistry

Grade 12 General chemistry worksheet

20 questions on general chemistry. The answer key is a separate download.

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What is on the worksheet

  1. A model sample has mass 29 g and stated molar mass 54 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  2. For the abstract reaction A + 2B → C, 57 mol A and 71 mol B are available. Assume complete consumption of the limiting reactant. Find the maximum amount of C. Round to 3 decimal places if needed. Answer in mol.

  3. A model sample has mass 46 g and stated molar mass 57 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  4. A sample contains 3 mol and has stated molar mass 75 g/mol. Find its mass. Round to 3 decimal places if needed. Answer in g.

  5. For the abstract reaction A + 2B → C, 2 mol A and 58 mol B are available. Assume complete consumption of the limiting reactant. Find the maximum amount of C. Round to 3 decimal places if needed. Answer in mol.

  6. A model sample has mass 153 g and stated molar mass 39 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  7. A sample contains 1.9 mol and has stated molar mass 76 g/mol. Find its mass. Round to 3 decimal places if needed. Answer in g.

  8. A sample contains 4 mol and has stated molar mass 33 g/mol. Find its mass. Round to 3 decimal places if needed. Answer in g.

  9. For the abstract reaction A + 2B → C, 41 mol A and 73 mol B are available. Assume complete consumption of the limiting reactant. Find the maximum amount of C. Round to 3 decimal places if needed. Answer in mol.

  10. A model sample has mass 233 g and stated molar mass 157 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  11. A sample contains 0.4 mol and has stated molar mass 100 g/mol. Find its mass. Round to 3 decimal places if needed. Answer in g.

  12. A sample contains 3.3 mol and has stated molar mass 63 g/mol. Find its mass. Round to 3 decimal places if needed. Answer in g.

  13. For the abstract reaction A + 2B → C, 2 mol A and 46 mol B are available. Assume complete consumption of the limiting reactant. Find the maximum amount of C. Round to 3 decimal places if needed. Answer in mol.

  14. A model sample has mass 75 g and stated molar mass 83 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  15. A sample contains 2.8 mol and has stated molar mass 48 g/mol. Find its mass. Round to 3 decimal places if needed. Answer in g.

  16. A model sample has mass 153 g and stated molar mass 133 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  17. A model sample has mass 122 g and stated molar mass 89 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  18. A model sample has mass 212 g and stated molar mass 38 g/mol. Find its amount. Round to 3 decimal places if needed. Answer in mol.

  19. For the abstract reaction A + 2B → C, 55 mol A and 28 mol B are available. Assume complete consumption of the limiting reactant. Find the maximum amount of C. Round to 3 decimal places if needed. Answer in mol.

  20. For the abstract reaction A + 2B → C, 34 mol A and 44 mol B are available. Assume complete consumption of the limiting reactant. Find the maximum amount of C. Round to 3 decimal places if needed. Answer in mol.

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