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Grade 11 · Chemistry

Grade 11 Analytical chemistry worksheet

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

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What is on the worksheet

  1. A supplied valid-range calibration is S = 19c + 0.1. The signal is 8.5. Find c in the calibration's arbitrary concentration units. Round to 3 decimal places if needed.

  2. A supplied valid-range calibration is S = 13c + 0.1. The signal is 4.2. Find c in the calibration's arbitrary concentration units. Round to 3 decimal places if needed.

  3. The theoretical dry pure product mass is 100 g; the actual dry pure product mass is 66 g. Find percentage yield. Round to 3 decimal places if needed. Answer in %.

  4. A 10 mL aliquot at 1 mol/L is diluted to 40 mL total without reaction or loss. Find the final concentration. Round to 3 decimal places if needed. Answer in mol/L.

  5. A model solution contains 3.5 mol in a final volume of 0.31 L. Find its molar concentration. Round to 3 decimal places if needed. Answer in mol/L.

  6. A model solution contains 25 g solute and 471 g solvent. Find the solute mass percentage. Round to 3 decimal places if needed. Answer in %.

  7. An aqueous solution has concentration 1.9 mol/L. A model aliquot has volume 303 mL. Find the solute amount. Round to 3 decimal places if needed. Answer in mol.

  8. The theoretical dry pure product mass is 64 g; the actual dry pure product mass is 3 g. Find percentage yield. Round to 3 decimal places if needed. Answer in %.

  9. A model solution contains 2.1 mol in a final volume of 0.32 L. Find its molar concentration. Round to 3 decimal places if needed. Answer in mol/L.

  10. A 10 g sample is 42% desired substance by mass. Find the desired substance mass. Round to 3 decimal places if needed. Answer in g.

  11. A 39 mL aliquot at 1.8 mol/L is diluted to 468 mL total without reaction or loss. Find the final concentration. Round to 3 decimal places if needed. Answer in mol/L.

  12. The theoretical dry pure product mass is 108 g; the actual dry pure product mass is 59 g. Find percentage yield. Round to 3 decimal places if needed. Answer in %.

  13. The theoretical dry pure product mass is 161 g; the actual dry pure product mass is 96 g. Find percentage yield. Round to 3 decimal places if needed. Answer in %.

  14. A supplied valid-range calibration is S = 6c + 0.3. The signal is 3.8. Find c in the calibration's arbitrary concentration units. Round to 3 decimal places if needed.

  15. The theoretical dry pure product mass is 77 g; the actual dry pure product mass is 76 g. Find percentage yield. Round to 3 decimal places if needed. Answer in %.

  16. A model solution contains 31 g solute and 80 g solvent. Find the solute mass percentage. Round to 3 decimal places if needed. Answer in %.

  17. A model solution contains 1.2 mol in a final volume of 1.25 L. Find its molar concentration. Round to 3 decimal places if needed. Answer in mol/L.

  18. A model solution contains 13 g solute and 338 g solvent. Find the solute mass percentage. Round to 3 decimal places if needed. Answer in %.

  19. An aqueous solution has concentration 1.6 mol/L. A model aliquot has volume 391 mL. Find the solute amount. Round to 3 decimal places if needed. Answer in mol.

  20. A 100 mL aliquot at 0.8 mol/L is diluted to 300 mL total without reaction or loss. Find the final concentration. Round to 3 decimal places if needed. Answer in mol/L.

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