News tagged with concentration

Close or far, how smell tells us it's popcorn

People know a smell is popcorn whether it is cooking down the hallway or held right under their noses. Yale researchers Douglas Storace and Lawrence Cohen in the Department of Cellular and Molecular Physiology have found ...

Jul 20, 2017
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Why you should be wary of going to work with a hangover

If you have ever drunk alcohol, there's a good chance you've also had a hangover. As a widely experienced result of alcoholic consumption, hangovers have a broad variety of familiar negative effects: vomiting, fatigue, headache ...

Jun 28, 2017
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A docking site per calcium channel cluster

A study co-led by Ryuichi Shigemoto and Alain Marty concludes that a single docking site may use a single cluster of calcium channels, and that both the number of docking sites and the number of calcium clusters change in ...

Jun 14, 2017
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Geophagy—eating soil could harm babies

Up to 80 percent of people in Africa, especially women, regularly eat clayey soil – this habit is known as geophagy. A previous study conducted at MedUni Vienna has already shown that it is a form of craving. Now researchers ...

Apr 25, 2017
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Concentration

In chemistry, concentration is defined as the abundance of a constituent divided by the total volume of a mixture. Four types can be distinguished: mass concentration, molar concentration, number concentration, and volume concentration. The term concentration can be applied to any kind of chemical mixture, but most frequently it refers to solutes in homogeneous solutions.

This text uses material from Wikipedia, licensed under CC BY-SA

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