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Questions and Answers
What volume of the 50% dextrose solution is needed to concentrate 150 ml of diluent to 2.5% dextrose?
What volume of the 50% dextrose solution is needed to concentrate 150 ml of diluent to 2.5% dextrose?
- 2.25 mls
- 22.5 mls (correct)
- 50 mls
- 225 mls
If a 25% dextrose solution is used instead of a 50% solution, what volume of the 25% solution would be needed to achieve the same result?
If a 25% dextrose solution is used instead of a 50% solution, what volume of the 25% solution would be needed to achieve the same result?
- 112.5 mls (correct)
- 4.5 mls
- 45 mls
- 25 mls
If the concentration needs to be increased to 5%, how would this change the volume of the 50% dextrose solution required?
If the concentration needs to be increased to 5%, how would this change the volume of the 50% dextrose solution required?
- It would decrease
- It is impossible to calculate without additional information
- It would increase (correct)
- It would remain the same
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