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used to measure pH

 (Ans- phenol red



valves are open if handle is ______ to the pipe

(Ans- parallel



how acidic or basic a solution (pool water) is

(Ans- pH



acceptable range of Total Alkalinity in a pool

(Ans- 60 to 180



acceptable range of pH in a pool

 (Ans- 7.2 to 7.8



acceptable range of calcium hardness in a pool

 (Ans- 150 to 400



maximum reading for total dissolved solids (TDS)

(Ans- 1500



pH of a human eye

(Ans- 7.5
Pool Operator's Test: Questions & Answers: Latest Updated
Last document update:
ago
used to measure pH

 (Ans- phenol red



valves are open if handle is ______ to the pipe

(Ans- parallel



how acidic or basic a solution (pool water) is

(Ans- pH



acceptable range of Total Alkalinity in a pool

(Ans- 60 to 180



acceptable range of pH in a pool

 (Ans- 7.2 to 7.8



acceptable range of calcium hardness in a pool

 (Ans- 150 to 400



maximum reading for total dissolved solids (TDS)

(Ans- 1500



pH of a human eye

(Ans- 7.5
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