Reconstitution Calculations Practice Questions

1. Question 1
   • The amount of air removed from the vial
   • The substance that is dissolved in the liquid
   • The final volume of the preparation
   • The liquid used to dissolve the powder
2. Question 2
   • Converting a liquid medication into a dry powder
   • Changing milligrams into milliliters without adding liquid
   • Adding a specified liquid to a powdered medication to form a solution or suspension
   • Removing medication from a solution by filtration
3. Question 3
   • The final volume after reconstitution
   • The volume of powder before mixing
   • The volume to discard before preparation
   • The amount of diluent to add
4. Question 4
   • 8 mL
   • 4 mL
   • 6 mL
   • 12 mL
5. Question 5
   • 9 mL
   • 15 mL
   • 3 mL
   • 12 mL
6. Question 6
   • Shake well
   • Store after mixing
   • Add 5 mL to yield 7 mL
   • Add diluent slowly
7. Question 7
   • 40 mg/mL
   • 4 mg/mL
   • 5760 mg/mL
   • 48 mg/mL
8. Question 8
   • The final volume in milliliters
   • The powder displacement in milligrams
   • The dose in milligrams
   • The vial's original dry mass in milliliters
9. Question 9
   • 107.1 mg/mL
   • 75 mg/mL
   • 5250 mg/mL
   • 750 mg/mL
10. Question 10
    • The powder contributes to the volume of the resulting preparation
    • The powder always evaporates during mixing
    • The diluent has no measurable volume
    • The final volume is always smaller than the diluent volume
11. Question 11
    • 0.08 mg/mL
    • 18000 mg/mL
    • 8 mg/mL
    • 80 mg/mL
12. Question 12
    • The 50 mg/mL preparation contains no solute
    • Both preparations contain the same amount per milliliter
    • The 100 mg/mL preparation is more concentrated
    • The 50 mg/mL preparation must have half the total vial mass
13. Question 13
    • 12 mL
    • 9 mL
    • 6 mL
    • 15 mL
14. Question 14
    • 1.5 mL
    • 2.5 mL
    • 4 mL
    • 0.5 mL
15. Question 15
    • 20 mL
    • 200 mL
    • 5 mL
    • 2 mL
16. Question 16
    • 20 mg/mL
    • 50 mg/mL
    • 3200 mg/mL
    • 40 mg/mL
17. Question 17
    • Use the new concentration when determining dose volume
    • Ignore the amount of solute in the vial
    • Use the original powder mass as the final volume
    • Multiply the ordered dose by the final volume
18. Question 18
    • 40000 mg/mL
    • 10 mg/mL
    • 200 mg/mL
    • 100 mg/mL
19. Question 19
    • The specified diluent
    • A more concentrated medication solution
    • Any available liquid
    • Undiluted stock medication
20. Question 20
    • 150 mg
    • 300 mg
    • 750 mg
    • 30 mg
21. Question 21
    • 50 mg/mL
    • 100 mg/mL
    • 500 mg/mL
    • 25 mg/mL
22. Question 22
    • 2 mL
    • 5 mL
    • 10 mL
    • 7.5 mL
23. Question 23
    • 12.75 mL
    • 8.5 mL
    • 7 mL
    • 10 mL
24. Question 24
    • 14 mL
    • 16 mL
    • 12 mL
    • 28 mL
25. Question 25
    • 204 mg/mL
    • 50 mg/mL
    • 70.6 mg/mL
    • 60 mg/mL
26. Question 26
    • 25 mL
    • 29 mL
    • 4 mL
    • 21 mL
27. Question 27
    • Final volume = diluent volume ÷ displacement volume
    • Final volume = concentration × solute mass
    • Final volume = diluent volume + displacement volume
    • Final volume = solute mass − diluent volume
28. Question 28
    • 2 mL
    • 1 mL
    • 3 mL
    • 1.5 mL
29. Question 29
    • The calculated concentration will be unchanged
    • The solute mass will be changed
    • The calculated concentration will be too low
    • The calculated concentration will be too high
30. Question 30
    • 12%
    • 24%
    • 16%
    • 19%

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