Question: In a nephelometer, the light that passes through the sample is compared to A) the light that is absorbed by the particulates in solution B)

In a nephelometer, the light that passes through the sample is compared to A) the light that is absorbed by the particulates in solution B) the light that is scattered in all directions due to the solids in solution C) the light that is scattered at 90 due to the solids in solution D) the temperature of the sample Suspended solids in water affect: A) The rate of photosynthesis by submerged plant life. B) The level of oxygen in natural water systems. C) All of the above D) The effectiveness of chlorination to kill disease-causing bacteria. Suspended solids are removed from raw water by A) Coagulation B) Filtration B C) All of the above OD) Sedimentation Under which conditions will the high concentrations of sulfate ions cause the worst problems? OA) Anaerobic, high pH B) Aerobic, low pH C) Anaerobic, neutral pH OD) Aerobic, neutral pH

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