Some one mentioned carbonaceous oxides. Most of us would say carbon dioxide but the way you said it sounded more erudite. Industry, vehicles, and power plants put out a lot of these oxides which form carbonic acid when it combines with water. It's a weak acid when compared to sulfuric acid but it is produced in huge quantities so it is an important part of the picture.
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A solution of carbon dioxide in water in equilibrium with the atmosphere has a pH of 5.6. Rain water is normally not quite saturated in CO2, and has a pH of around 6 in the absence of atmospheric pollutants. Even though sulphurous oxides which ...
This job cites different classes of neurotransmitters.
Describe the different classes of neurotransmitters, including the amino acids, catecholamines and indolamines. Which are the excitatory and inhibitory ones?View Full Posting Details