Question

Acid rain is precipitation having a pH that is
A. above 7.
B. below 5.5.
C. below 7.
D. above 8.6.
E. above 10.

20. Acid rain is precipitation having a pH that is
A. above 7.
B. below 5.5.
C. below 7.
D. above 8.6.
E. above 10.
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20. Acid rain is precipitation having a pH that is A. above 7. B. below 5.5. C. below 7. D. above 8.6. E. above 10.

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