Of the ions found in water, the most persistent ones are
A) lithium and fluoride
B) potassium and oxide
C) sodium and bromide
D) sodium and chloride
Correct Answer:
Verified
Q12: Groundwater (from wells) may contain
A)salt from use
Q13: In a decomposition zone of water,
A)the DO
Q14: Lakes generally evolve naturally over time in
Q15: Lead enters drinking water primarily from
A)improperly discarded
Q16: Mercury poisoning can occur from consuming fish
Q18: Primary sewage treatment is focused on
A)reducing the
Q19: Rapid eutrophication of a lake or stream,
Q20: Salinity (sodium chloride content) of inland natural
Q21: Secondary sewage treatment is focused on
A)disinfection to
Q22: Sediment (soil particles) in natural waters can
A)
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