Question

what can you do, when last drop of the solution remain in the jet / nozzle of the pipette? a. must blow out this drop b. never blow out the drop c. equal amount of solution is added to solution d. remove the drop of solution at any cost.​

Answer 1

"Never blow out this drop"

Because pipette is always calibrated to measure the specified volume.

hence when a drop remains in nozzle no need to take it our.

Therefore, "(B) Never blow out this drop" is correct.

hope it helps...