Dictionary » H » Hydrocarbons

Hydrocarbons

Hydrocarbons, acyclic

organic compounds composed exclusively of carbon and hydrogen where no carbon atoms join to form a ring structure.


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Re: Stuck dessicator lid

You might try dripping a bit of machine oil into the seam so it can penetrate the grease. Having some shorter hydrocarbons diffused into the grease should loosen its grip. Let it penetrate for a few hours, the diffusion likely won't be fast though the grease. Hexane would be ...

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by DocWillow
Wed Nov 23, 2011 1:24 pm
 
Forum: General Discussion
Topic: Stuck dessicator lid
Replies: 4
Views: 4194

Re: Stuck dessicator lid

You might try dripping a bit of machine oil into the seam so it can penetrate the grease. Having some shorter hydrocarbons diffused into the grease should loosen its grip. Let it penetrate for a few hours, the diffusion likely won't be fast though the grease. Hexane would be a ...

See entire post
by jonmoulton
Fri Nov 18, 2011 5:47 pm
 
Forum: General Discussion
Topic: Stuck dessicator lid
Replies: 4
Views: 4194

Re: Theories - Origin of Life

... This is not likely to explode. He interchanged the spark and the condenser and he re-ran the experiment, and this time he got amino acids and not hydrocarbons , and he said, Ah ha! And he published. Thus we have the famous Miller-Urey experiment showing the inevitability of amino acids on the ...

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by scottie
Mon Oct 03, 2011 2:24 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 560
Views: 888165

Theories - Origin of Life

... began to change. Apparently, these first settlers were stored after photosynthesis in the form of oxygen, peroxides, and hydrogen - in the form of hydrocarbons. But if by the time of colonization of these intelligent ancestors of bacteria in the atmosphere and hydrosphere have been a lot of oxygen ...

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by LeoPol
Fri Sep 30, 2011 10:18 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 560
Views: 888165

microbiology-archeobacteria and eubacteria

... like eukaryotes, but bacteria have only one. Archaea have cell walls that lack peptidoglycan and have membranes that enclose lipids with hydrocarbons rather than fatty acids (not a bilayer). These lipids in the membranes of archaea are unique and contain ether linkages between the glycerol ...

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by bellyjelly
Tue Jul 12, 2011 8:08 am
 
Forum: Microbiology
Topic: microbiology-archeobacteria and eubacteria
Replies: 11
Views: 16426
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