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CPO EXAM ACTUAL EXAM COMPLETE 200 QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ LATEST UPDATE
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CPO EXAM ACTUAL EXAM COMPLETE 200 QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ LATEST UPDATE
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Page 1 of 38CPO EXAM ACTUAL EXAM COMPLETE 200 QUESTIONS
AND CORRECT ANSWERS ALREADY GRADED A+ LATEST
2024-2025 UPDATE
the CyA level should be maintained between:
a) 30 and 50 ppm
b) 50 and 100 ppm
c) 10 and 20 ppm
d) 10 and 40 ppm - ANSWER-a) 30 and 50 ppm
CyA is typically used to: - ANSWER-protect chlorine from the effects of UV light and sunlight
what is the most common method of reducing CyA concentration? - ANSWER-partially drain
and replace water with fresh, potable water
CyA stabilized free chlorine but NOT:
a) hypochlorite
b) carbonate
c) bromine - ANSWER-c) bromine
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hypochlorous acid is a(n):
a) stabilizer
b) oxidizer
c) disinfectant
d) both B and C - ANSWER-d) both B and C
when free chlorine reacts with ammonia, ___________ chloramines form. - ANSWER-inorganic
when free chlorine reacts with organic contaminants, ___________ chloramines form -
ANSWER-organic
inorganic contaminants do NOT contain:
a) oxygen
b) carbon
c) chlorine
d) algae - ANSWER-b) carbon
the acceptable pH range is:
a) 6.8-7.0
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b) 7.2-7.8
c) 7.0-7.4
d) none of the above - ANSWER-b) 7.2-7.8
the ideal pH range is:
a) 7.4-7.6
b) 7.8-8.0
c) 6.8-7.4 - ANSWER-a) 7.4-7.6
free chlorine is a(n):
a) oxidizer
b) stabilizer
c) active disinfectant - ANSWER-c) active disinfectant
it is common practice to maintain free chlorine at:
a) 1.0-2.0 ppm
b) 2.0-4.0 ppm
c) 5.0-7.0 ppm - ANSWER-b) 2.0-4.0 ppm
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what is the maximum free chlorine that should be used?
a) 6.0 ppm
b) 1.0 ppm
c) 5.0 ppm - ANSWER-c) 5.0 ppm
combined chlorine is NOT an effective:
a) oxidizer
b) stabilizer
c) disinfectant - ANSWER-c) disinfectant
hypochlorous acid is a(n):
a) oxidizer
b) stabilizer
c) disinfectant
d) both A and C - ANSWER-d) both A and C
the maximum combined chlorine allowed in a pool is:
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