Why is water from runoff acidic?
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Explanation:
After being exposed to air and water, oxidation of metal sulfides (often pyrite, which is iron-sulfide) within the surrounding rock and overburden generates acidity.
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Answer:
Acid water occurs naturally as rain falls to earth soft and slightly acidic .As it absorbs minerals and disolves materials ,the ph of water can rise .Water with a ph higher than 7.5 is considered basic or alkaline.
Explanation:
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