Exam (elaborations)
CPO Test
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to lower pH add: - answer-muriatic acid carbon dioxide to increase pH add: - answer-sodium carbonate sodium hydroxide sodium sesquicarbonate the acceptable pH range is: a) 6.8-7.0 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
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CPO
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CPO
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- Written in
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