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Pool Operator Exam 2023/2024 already graded A+ $9.99   Add to cart

Exam (elaborations)

Pool Operator Exam 2023/2024 already graded A+

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  • Pool Operator

Pool Operator Exam 2023/2024 already graded A+

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  • December 11, 2023
  • 7
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers
  • pool operator
  • Pool Operator
  • Pool Operator
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Ashley96
Pool Operator Exam

whole range chlorine in a pool: ____ to _____ - ANS1, 5

ideal range chlorine in a pool: ____ to _____ - ANS2, 4

whole range chlorine in a spa: ____ to _____ - ANS2, 10

ideal range chlorine in a spa: ____ to _____ - ANS3, 5

4 types of solid chlorine - ANScalcium hypochlorite, lithium hypochlorite, trichlor, dichlor

liquid chlorine - ANSsodium hypochlorite (NaOCl)

how active is gas chlorine - ANS100%

the active killing form of chlorine in water - ANShypochlorous acid (HOCl)

HOCl = ______ - ANSH+ (hydrogen ion) + OCl- (hypochlorite ion)

most common granular chlorine (pH range) - ANScalcium hypochlorite (8.5 - 11, used to super
chlorinate water)

not common form of chlorine due to low active strength (pH) - ANSlithium hypochlorite (10.8)

tablet/stick chlorine usually used in erosion feeder (pH - what will it do?) - ANStrichlor (2.8 - 3.5,
lower alkalinity and pH over time)

salt used as a disinfectant (pH) - ANSdichlor (6.7 - common in vinyl lined pools)

most common type of chlorine used (pH) - ANSsodium hypochlorite (NaOCl - 13)

______ needs special training to use and has a pH of ____ and will _____ when added to water
- ANSgas chlorine, 0, lower pH

chlorine is most effective as a pH of _____ - ANS7.5

active disinfectant in the water - ANSfree chlorine (FC)

FC is determined by the ______ test and is maintained between ____ and ____ ppm -
ANSDPD, 2, 4

, equal to the amount of hypochlorous acid (HOCl) and the amt of hypochlorite ions (OCl-) -
ANSfree chlorine (fc)

the result of free chlorine reacting with organic compounds - ANScombine chlorine (CC)

common name and max for pools and spas for combine chlorine - ANSchloramines, 0.2, 0.5

CC = - ANSTC - FC

what will a DPD measure - ANSTC, FC

how much CC should a pool have ideally - ANSzero

shocking the pool is also called - ANSbreakpoint chlorination

breakpoint chlorination is the conversion of ________ into ______ - ANScombine chlorine,
nitrogen gas

breakpoint chlorination equation - ANSBPC = 10 x CC [BPC = 10 x (TC - FC)]

whole cyanuric acid range: _____ to ______ppm - ANS0, 100

ideal cyanuric acid range: _____ to ______ ppm - ANS30, 50

acts as a protection for chlorine compounds from UV light - ANScyanuric acid

CyA will act as a stabilizer for _______ but does not
stabilize ________ - ANSfree chlorine, bromine

The only way to reduce CyA concentration is to _______ - ANSdilute the water and replace it

whole range of bromine: ____ to _____ - ANS2, 10

ideal range of bromine: _____ to ______ - ANS4, 6

second most common disinfectant in the pool - ANSbromine

two types of bromine used - ANSsodium bromide, solid bromide

Bromine in natural form is a ______ but is in _____ form when
added to pools - ANSreddish brown liquid, solid

__________ is similar to hypochlorous acid - ANShypobromous acid

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