July 09, 2020, 05:27:36 PM
Forum Rules: Read This Before Posting


Topic: % / Volume of ethanol  (Read 2246 times)

0 Members and 1 Guest are viewing this topic.

Offline Jebz

  • Very New Member
  • *
  • Posts: 2
  • Mole Snacks: +0/-1
% / Volume of ethanol
« on: August 01, 2012, 12:31:54 AM »
Using the density of ethanol at 24 degrees Celsius how would I find the %/volume? I can find lots of places that have 20 or 25 degrees but haven't found a place that refers to 24 degrees Celsius?

Offline AWK

  • Retired Staff
  • Sr. Member
  • *
  • Posts: 7390
  • Mole Snacks: +516/-86
  • Gender: Male
Re: % / Volume of ethanol
« Reply #1 on: August 01, 2012, 01:11:11 AM »
AWK

Offline Hunter2

  • Sr. Member
  • *****
  • Posts: 1762
  • Mole Snacks: +130/-44
  • Gender: Male
  • Vena Lausa moris pax drux bis totis
Re: % / Volume of ethanol
« Reply #2 on: August 01, 2012, 08:22:26 AM »
One bracket is not highlighted, so the link is not working

Here the correct one:

http://en.wikipedia.org/wiki/Ethanol_%28data_page%29

Offline Jebz

  • Very New Member
  • *
  • Posts: 2
  • Mole Snacks: +0/-1
Re: % / Volume of ethanol
« Reply #3 on: August 01, 2012, 08:42:06 PM »
that page doesn't give me what I need.

I have the density of my solution which is a ethanol/water mixture. I need to figure out the %/water there is.

Basically I either need a chart like http://www.separationprocesses.com/CourseWare/Experiments/Property01.htm
But that has 24 degrees or I need to figure out how to calculate moving from 25 degrees or 20 to 24 degrees. But I don't know how to do that.

Offline AWK

  • Retired Staff
  • Sr. Member
  • *
  • Posts: 7390
  • Mole Snacks: +516/-86
  • Gender: Male
Re: % / Volume of ethanol
« Reply #4 on: August 02, 2012, 03:39:52 AM »
This page allow you to do calculations. You know density of unknown percentage alcohol solution at 24 C. For calculations you need densities of pure alcohol and water (also can be find on wikipedia) at this temperature.
AWK

Sponsored Links