# What is the uncertainty of a volumetric flask?

i've done alot of internet research and i'm getting varied answers from 0.15, 0.2 and 0.3. Which is it? please hurry, i have only today to do assignment!

to be more explicit when i say uncertainty, i mean the uncertainty needed to calculate the percentage error.

to be more explicit when i say uncertainty, i mean the uncertainty needed to calculate the percentage error.

Update:
it's 250cm3

Update 2:
how can u tell it's 0.2cm, is there a calculation or something that led you there.

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