Question: ( 1 5 pts ) To prepare samples, a 2 5 m L volumetric flask was first weighed empty with the stopper, then a set

(15

pts

)

To prepare samples, a

25 m L

volumetric flask was first weighed empty with the stopper, then a set volume of methanol was added, and the flask was weighed again. The flask was then filled to the line with isopropyl alcohol before being weighed a final time and mixed thoroughly.

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