Which of the following is being used to replace hypochlorites in treating water because of the possibility of cancer-causing substances being produced?

A. chloramines
B. fluorine
C. sodium iodide
D. quaternary ammonium compounds
E. hydrogen peroxide


Answer: A

Biology & Microbiology

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Indicate whether the statement is true or false

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Which of the following is a behavioral response to environmental variability?

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