Why is distillation used and what are its purposes?

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Discussion Overview

The discussion revolves around the purposes of distillation, focusing on its applications and reasons for use in separating liquid mixtures. Participants explore various contexts in which distillation is applied, including both theoretical and practical aspects.

Discussion Character

  • Exploratory
  • Technical explanation
  • Homework-related

Main Points Raised

  • One participant identifies the main purpose of distillation as separating liquid mixtures into products with different compositions.
  • Another participant suggests that the question may be seeking three reasons for performing distillation, such as obtaining the distillate, the residue, or both.
  • Some participants propose that distillation can be used to achieve the purest form of a liquid.
  • One participant mentions using distillation to identify unknown substances by measuring boiling points.
  • Another participant lists practical applications of distillation, including producing fresh water from seawater, making whiskey, and separating components of crude oil.
  • Commercial applications of distillation are noted, such as separating air into oxygen, nitrogen, and argon, and the historical use of distillation for producing alcoholic beverages.

Areas of Agreement / Disagreement

Participants express various viewpoints on the purposes of distillation, with no consensus reached on a definitive list of three purposes. Multiple competing views and applications are presented throughout the discussion.

Contextual Notes

Some responses may depend on specific definitions of distillation and its purposes, and the discussion includes various applications that may not be exhaustive or universally applicable.

Who May Find This Useful

This discussion may be useful for students studying chemistry, particularly those interested in the principles and applications of distillation in both academic and practical contexts.

jnimagine
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What are the three purposes of distillation??

I only know the main purpose of distillation, which is to separate liquid mixture into two or more products with different compositions...

I can't come up with three purposes! :(
 
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Badly worded question - you have the correct answer.
They probably want three reasons why you want to do that.
eg you want the stuff that comes off, you want the stuff that remains, or you want both!
 
mgb_phys said:
Badly worded question - you have the correct answer.
They probably want three reasons why you want to do that.
eg you want the stuff that comes off, you want the stuff that remains, or you want both!

1. to get the most pure form of liquid?
2. ?
3. ?

??
 
it is a simple method?
 
To identify an utherwise unknown substance by measuring its boiling point?
 
What about making - fresh water from seawater, making whiskey, separating oil components?
 
Commercially, distillation has a number of applications. It is used to separate crude oil into more fractions for specific uses such as transport, power generation and heating. Water is distilled to remove impurities, such as salt from seawater. Air is distilled to separate its components—notably oxygen, nitrogen, and argon—for industrial use. Distillation of fermented solutions has been used since ancient times to produce distilled beverages with a higher alcohol content.
-wikipedia
 
phoenixlo said:
Commercially, distillation has a number of applications. It is used to separate crude oil into more fractions for specific uses such as transport, power generation and heating. Water is distilled to remove impurities, such as salt from seawater. Air is distilled to separate its components—notably oxygen, nitrogen, and argon—for industrial use. Distillation of fermented solutions has been used since ancient times to produce distilled beverages with a higher alcohol content.
-wikipedia

I think he may have handed this asssigment in by now... :biggrin:
 
DaveC426913 said:
I think he may have handed this asssigment in by now... :biggrin:

lol i know that but the course still goes on year after year with the same questions (CHM138) so if anyone in later years comes across this thread looking for an answer to the same question well there you have it:P
 
  • #10
phoenixlo said:
lol i know that but the course still goes on year after year with the same questions (CHM138) so if anyone in later years comes across this thread looking for an answer to the same question well there you have it:P

LOL so true and thanks soo much for the help! :biggrin:
 

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