News tagged with concentration

Drunk driving laws don't match the research

Emergency physicians learn to be prepared for anything thrown at us in the clinical arena. Personal life is a different story. Last year a drunk driver with multiple prior offenses and no valid driver's license smashed a ...

Jul 25, 2016
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Arsenic-contaminated water linked to skin cancer in US

(HealthDay)—Arsenic-contaminated water, at levels below the 2001 Environmental Protection Agency (EPA) maximum, is associated with skin cancer in U.S. populations, according to a review published online July 15 in the International ...

Jul 25, 2016
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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.

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