Which process is not used by nature to purify natural water?
A) distillation
B) chlorination
C) sedimentation
D) aeration
Correct Answer:
Verified
Q34: Hard water can be caused by the
Q35: Which of the following pollutants does not
Q36: Freshwater can be made from seawater by
A)
Q37: In what part of the United States
Q38: Identify the exothermic process among the following.
A)
Q40: Acid rain (acid deposition) contributes to which
Q41: Consider the following image showing water resources.
Q42: The presence of sulfate and nitrate ions
Q43: Precipitation with a pH of 8.0 would
Q44: The pH of rain is not 7
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