Percetnage by volume of propanol from original volumes

  • Thread starter lavster
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  • #1
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if i had 500ml of water and added 250ml of propanol, how would I go about working out its percentage by volume???

thanks
 

Answers and Replies

  • #2
445
5
What is the total volume?
 
  • #3
397
21
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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