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Hydrochloric

Hydrochloric

(Science: chemistry) Pertaining to, or compounded of, chlorine and hydrogen gas; as, hydrochloric acid; chlorhydric.

(Science: chemistry) hydrochloric acid, hydrogen chloride; a colourless, corrosive gas, HCl, of pungent, suffocating odour. It is made in great quantities in the soda process, by the action of sulphuric acid on common salt. It has a great affinity for water, and the commercial article is a strong solution of the gas in water. It is a typical acid, and is an indispensable agent in commercial and general chemical work.

Synonym: muriatic, and chlorhydric, acid.

Origin: Hydro-, 2 _ hloric: cf. F. Hydrochlorique.


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Re: Hydrochloric acid (HCL) in the stomach..

Well it's the amoount of hydrogen ions isn't it?

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by TwinkleK
Sat Feb 11, 2012 9:39 pm
 
Forum: Molecular Biology
Topic: Hydrochloric acid (HCL) in the stomach..
Replies: 9
Views: 3675

Re: Hydrochloric acid (HCL) in the stomach..

a) how do I use the formula "pH = log10 [H+]" I can't do this because I don't have the [H+] and I can't rearrange it to find to: "[H+] = log10 pH" Becuase I don't have the pH, ony the information as given in the question....

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by TwinkleK
Sat Feb 11, 2012 3:14 pm
 
Forum: Molecular Biology
Topic: Hydrochloric acid (HCL) in the stomach..
Replies: 9
Views: 3675

Re: Hydrochloric acid (HCL) in the stomach..

Thanks.. a) Is this like a standard equation? Where do I put my equations in?? b) Sorry, but I am not getting this at all..

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by TwinkleK
Fri Feb 10, 2012 3:48 pm
 
Forum: Molecular Biology
Topic: Hydrochloric acid (HCL) in the stomach..
Replies: 9
Views: 3675

Hydrochloric acid (HCL) in the stomach..

Cells in the wall of the mamalian stomach secrete HCL at a concentration of 0.1M. The secreted -protons, which are derived from the intracellular hydration of CO2 by carbonic anhydrase, are pumped out by an (H+ k+) ATPase antiport transporter is also required to complete the overall transport syste...

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by TwinkleK
Fri Feb 10, 2012 12:58 pm
 
Forum: Molecular Biology
Topic: Hydrochloric acid (HCL) in the stomach..
Replies: 9
Views: 3675

Re: drink water, orange juice or Cola before eating?

... not all proteins are enzymes) such as trypsin start off with -ogen at the end of their name. Pepsinogen and trypsinogen. They are cleaved by the hydrochloric acid secreted by parietal cells in the stomach to pepsin and trypsin (both secreted by chief cells). Regardless of acidity in the stomach, ...

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by daniel.kurz
Mon Oct 24, 2011 12:26 am
 
Forum: Physiology
Topic: drink water, orange juice or Cola before eating?
Replies: 15
Views: 32321
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