Answer:
the average size for a flask is 8 ounces.
Explanation:
i found this info on beaker:
Beaker Capacity Diameter Height
50 ml beaker 4 cm 5.5 cm
100 ml beaker 5 cm 7.2 cm
150 ml beaker 6 cm 8.5 cm
250 ml beaker 7 cm 9 cm
