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Pure water has a pH of 7.0 (neutral); however, natural, unpolluted rainwater actually has a pH of about 5.6. The acidity of rainwater comes from the natural presence of three substances (CO2, NO, and SO2) found in the troposphere (the lowest layer of the atmosphere). Carbon dioxide (CO2) is present in the greatest concentration and therefore contributes the most to the natural acidity of rainwater. Hope this helps! :)
As rainwater falls to earth, it absorbs pollution (natural and industrial) in the atmosphere which turns the rainwater slightly acidic. Limestone is affected by the acidity, and weathering and erosion is the result. The more pollution, the stronger the acidity, and the more damage is done to buildings and statues made from limestone.
acid
A standardized pH meter would be the preferred method to used.
Yes, rainwater is naturally slightly acidic due to the presence of carbon dioxide in the atmosphere. Carbon dioxide mixes with rainwater to form carbonic acid, which lowers the pH of the rainwater. However, human activities, such as emissions from burning fossil fuels, can increase the acidity of rainwater to harmful levels, leading to acid rain.
carbon dioxide
Natural rainwater has a pH of around 5.6. I believe rain is considered to be "acid rain" when it has a pH of 5.0 or below.
Pure water has a pH of 7.0 (neutral); however, natural, unpolluted rainwater actually has a pH of about 5.6. The acidity of rainwater comes from the natural presence of three substances (CO2, NO, and SO2) found in the troposphere (the lowest layer of the atmosphere). Carbon dioxide (CO2) is present in the greatest concentration and therefore contributes the most to the natural acidity of rainwater. Hope this helps! :)
As rainwater falls to earth, it absorbs pollution (natural and industrial) in the atmosphere which turns the rainwater slightly acidic. Limestone is affected by the acidity, and weathering and erosion is the result. The more pollution, the stronger the acidity, and the more damage is done to buildings and statues made from limestone.
Acid rain is slightly more acidic (has a lower pH) than normal rain.As an explanation the pHs of common materials (acids and basess) including Acid rain are:Lye 14.0Ammonia water 11.6Eggs 8.0Blood 7.3Distilled water 7.0Saliva 6.0Normal rain 5.7Acid rain 5.2Tomato Juice 4.2Apple Juice 3.0Coke products 2.5 to 4.2Vinegar 2.4
Quickly evaporating rainwater causes most of the drought cycles
No, it is normal
Yes, it happened to me.
acid
0.0142 M :()
A standardized pH meter would be the preferred method to used.
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