If a sample of tap water has the smell of rotten eggs, which substance is likely present?
A) chlorine
B) hydrogen sulfide
C) algae
D) copper
Correct Answer:
Verified
Q11: Biochemical oxygen demand (BOD) is
A) high for
Q12: The average number of gallons of water
Q13: Of the 2.5% fresh water supply, what
Q14: Which of the following is the major
Q15: What is the name of the sticky
Q17: Fertilizers such as nitrates and phosphates are
Q18: Which of the following would be considered
Q19: Which of the following dissolved substances would
Q20: Oxygen
A) is more soluble in warm water
Q21: Nitrate ions in waste water can be
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