,9/10/24, 12:09 AM CPO CERTIFICATION EXAM NEWEST 2024-2025 |MOST TESTED QUESTIONS| COMPLETE QUESTIONS AND CORRE…
A round pool with a 20' diameter and a water depth of 5'-4" contains gallons of
water.
A. less than 12,400
3
B. between 12.400 and 12,500
C. between 12,501 and 12,600
D. more than 12,600
To adjust the tested Total Alkalinity in the pool in question #7 to an acceptable level,
which chemical would be most appropriate?
4 A. Sodium Hypochlorite
B. Sodium Bicarbonate
C. Sodium Carbonate
D. Sodium Chloride
,9/10/24, 12:09 AM CPO CERTIFICATION EXAM NEWEST 2024-2025 |MOST TESTED QUESTIONS| COMPLETE QUESTIONS AND CORRE…
You operate a 120,000 B. clear the pool and raise the free chlorine to 2 ppm
gallon pool, and upon
performing your hourly
chemical tests you
observe the following
readings:
Total Available Chlorine
reading is 1.6
Free available chlorine
reading is 1.5
pH is 7.4
Your supervising lifeguard
has just informed you that
you have had a fecal
incident occur; a solid
stool has been discharged
into the pool. According to
the Centers for Disease
Control, as the CPO, you
should do the following:
A. clear the pool of users
and boost the free
chlorine to 17 ppm
B. clear the pool and raise
the free chlorine to 2 ppm
C. allow swimmers to
remain in the pool, but
raise the free chlorine to 10
ppm.
D. none of the above
, 9/10/24, 12:09 AM CPO CERTIFICATION EXAM NEWEST 2024-2025 |MOST TESTED QUESTIONS| COMPLETE QUESTIONS AND CORRE…
Assuming that your local B. 3.5 gallons
health department requires
you to raise the free
chlorine to 5 ppm, how
much sodium hypochlorite
would be needed to raise
the free chlorine in the
pool in question #1 to that
level?
A. 6 gallons
B. 3.5 gallons
C. 9 gallons
D. 35 gallons
You are the CPO for an C. high levels of chloramines in the pool
indoor health club pool.
The facility manager
informs you that he is
receiving complaints about
a strong chlorine odor in
the pool area, and several
members have complained
of eye irritation. The most
likely cause of these
complaints is:
A. too much free chlorine
in the water
B. too few swimmers in the
pool
C. high levels of
chloramines in the pool
D. high calcium levels in
the water
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