percetnage by volume of propanol from original volumes


by lavster
Tags: original, percetnage, propanol, volume, volumes
lavster
lavster is offline
#1
Aug16-13, 04:44 AM
P: 213
if i had 500ml of water and added 250ml of propanol, how would I go about working out its percentage by volume???

thanks
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sjb-2812
sjb-2812 is offline
#2
Aug16-13, 06:47 AM
P: 418
What is the total volume?
Yanick
Yanick is offline
#3
Aug16-13, 09:25 AM
P: 345
It depends on what level of accuracy you need to work in. For many applications simply adding the volumes will yield an acceptable answer. However, volumes are not necessarily additive, and very precise work would use the partial molar volumes to determine such things.

For further reading: Partial Molar Property on Wikipedia


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