Multiple Choice
Why is normal precipitation always slightly acidic?
A) Precipitation dissolved carbon dioxide to form carbonic acid.
B) Nitrogen fixing bacteria form nitric acids which evaporate into the atmosphere.
C) Sulfur dioxide from volcanic explosions combines with water to form sulfuric acid.
D) Chlorine,in the presence of sunlight and hydrogen,is converted to hydrochloric acid.
Correct Answer:
Verified
Correct Answer:
Verified
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