Monday, September 6, 2010

Titration

Titration is a common laboratory method of quantitative chemical analysis that is used to determine the unknown concentration of a known reactant. Because volume measurements play a key role in titration, it is also known as volumetric analysis. A reagent, called the titrant or titrator, of a known concentration (a standard solution) and volume is used to react with a solution of the analyte or titrand, whose concentration is not known.

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Dobro

  Dobro is an American brand of resonator guitars owned by Gibson and manufactured by its subsidiary Epiphone . The term "dobro&quo...