pH Acidity Acidic Environment
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pH Acidity Acidic Environment

pH Acidity Describing the acidity of a solution using concentrations with negative powers can be cumbersome, so a more convenient approach is to use pH acidity to describe acidity levels. The pH (potential hydrogen) scale is a logarithmic scale that indicates the concentration of hydrogen ions in a solution. The higher the concentration of hydrogen...

Acids Bases Neutral Substances
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Acids Bases Neutral Substances

Acid An acid can be defined as a proton donor and has sour taste. Many acids naturally occur and have known for hundred years. Some foods contain acids, such as vinegar (ethanoic acid), citric acid (2-hydroxypropane-1,2,3-tricarboxylic acid) and ascorbic acid (vitamin C). Hydrochloric acid (HCl) occurs in the stomach to provide an acidic environment for...