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Acid Rain, Effects And Causes
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Acid rain is a term which is used to describe a variety of processes which might more accurately be referred to as acidic deposition. Natural rainfall is slightly acidic due to dissolved carbon dioxide, picked up in the atmosphere. Organisms and ecosystems all over the planet have adapted to the sl ....
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....and fog, as well as "dry" deposition in the form of acidic gases and dust. The term acid rain is only used to describe deposition which is more acidic than normal. Acidity is measured on the pH scale, a scale which runs from zero to 14, distilled water, which contains no carbon dioxide, has a neutral pH of seven. On the scale, pH levels below seven represent acidic solutions, while those above seven are alkaline. Testing of the pH is usually performed by litmus paper which responds to the spect.... |
| Number of words: 1954 |
Approximate pages: 8 |
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