AP Environmental Sciencemediummcq1 pt
Acid mine drainage forms when
A.water reacts with exposed sulfide minerals
B.rain dissolves limestone
C.seawater enters the mine
D.methane ignites
Explanation
Core Concept
Pyrite in mine tailings oxidizes in air and water to sulfuric acid, leaching heavy metals into streams for decades.
Correct Answer
Awater reacts with exposed sulfide minerals
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