Alkalinity - Samenvattingen, Aantekeningen en Examens
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Grade 4 Water Treatment Exam Prep Questions
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In a pumping station where two complete pumping units are provided, how much should a pump be capable of delivering? 
a.) Average Flow 
b.) Maximum Flow 
c.) 1/2 the average flow 
d.) 1/2 maximum flow - A 
When there is insufficient alkalinity present in water to react with the coagulant, alkalinity should be supplied by 
a.) Adding Lime 
b.) Adding Turbidity 
c.) Reducing plant flow 
d.) Removing carbon dioxide - A 
Chlorine dioxide is generated on-site by the reaction of chlorine with what che...
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Learn2Serve Food Manager Certification Exam Questions and Answers - Latest Update 2023-2024 | 100% Verified
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Learn2Serve Food Manager Certification Exam Questions and Answers - Latest Update | 100% Verified. foodborne intoxication an illness caused by toxins that an organism has produced in 
a food; toxins may also be produced by chemicals, heavy metals, or other substances 
-most common are staph and clostridium 
three main areas of food safety and sanitation -time and temp 
-heat and cold 
-handwashing/ware-washing(plates and etc) 
poultry cooked to and internal temp of 165 for 15 seconds 
ground...
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Food Protection Manager Certification Exam Questions and Answers Updated 2023-2024
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Food Protection Manager Certification Exam Questions and Answers Updated 2023-2024. Which food must be cooked to a minimum internal temperature of 155 degrees F. 
(68 C) for 15 seconds? 
A. Pork roast 
B. Fish fillets 
C. Ground beef patties 
D. Stuffed peppers - C. Ground beef patties 
The first step in cooling a deep pan of rice is to.... 
A. let the pan sit on the counter for an hour to cool. 
B. cover the rice tightly with foil. 
C. place the pan of rice in the walk-in freezer. 
D. put the r...
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NEHA RS Practice EXAM LATEST 2024 - 2025 ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS | EVERYTHING YOU NEED TO PASS EXAM
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NEHA RS Practice EXAM LATEST ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS | EVERYTHING YOU NEED TO PASS EXAM 
Is 62% molecular at a pH of 7.2 - ANSWER-The molecular state of hypochlorous acid is the desired product from chlorination of pool waters. This product 
Prevent loss of disinfectant - ANSWER-Pool inlets should be located a minimum of 10 inches to 15 inches below the water line to 
Raise alkalinity - ANSWER-The addition of sodium bicarbonate is usually used to
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AFO (Aquatics Facilitator Operator) Glossary Exam Study Guide with Complete Solutions Latest Updated 2024/2025
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AFO (Aquatics Facilitator Operator) Glossary Exam Study Guide with Complete Solutions Latest Updated 2024/2025 
Acid - Correct Answer A commonly use chemical compound dosed into swimming pools that releases hydrogen ions in water thereby lowering pH 
 
Algae - Correct Answer a simple nuisance plant life that colonizes in water under favorable conditions 
 
Alkalinity - Correct Answer A measure of the pH-buffering capacity of water 
 
Aluminum Sulfate - Correct Answer Alum; a flocculating agent f...
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ABC Wastewater Level 3 - Activated Sludge (Questions + Answers) Verified 100% Correct!!
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Performance problems in the activated sludge process can be caused by ____________. 
A. Poor solids dewatering 
B. Inadequate chlorination of effluent 
C. Consistent influent characteristics 
D. Insufficient operator training - Answer-D. Insufficient operator training 
Solids that float to the surface of the clarifier are referred to as ____________. 
A. Mixed liquor 
B. Film 
C. Residual solids 
D. Scum - Answer-D. Scum 
Solids that settle to the bottom of clarifiers and are removed from the pr...
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Swimming pool operator certification| 103 QUESTIONS| WITH COMPLETE SOLUTIONS
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First step of fecal accident procedure Correct Answer: Direct all bathers to leave the pool. All affected waters must be closed to swimming until proper procedures for contamination have been completed 
 
Second step of fecal accident procedure Correct Answer: Manually remove as much of the material as possible using a net or scoop and dispose of it in a sanitary manner. Clean and disinfect the scoop or net. After cleaning leave the net or scoop immersed in the pool during this infection. Vacu...
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CWEA GRADE 4 TEST PART 2 100% ACCURATE REVIEW EXAM SOLUTION
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CWEA GRADE 4 TEST PART 2 100% ACCURATE REVIEW EXAM SOLUTION 
Acid: - Answer-A substance which releases hydrogen ions 
when dissolved in water. Most acids will dissolve 
the common metals and will react with a base to 
form a neutral salt and water. An acid is the opposite 
of an alkali, has a pH rating lower than 7.0, 
will turn litmus paper red, and has a sour taste. 
Acidity: - Answer-The quantitative capacity of water or a 
water solution to neutralize an alkali or base. It is 
usually measur...
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NR507 Pathophysiology Final EXAM 2019 TEST BANK WITH QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) | ALREADY GRADED A+
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NR507 Pathophysiology Final EXAM 2019 TEST BANK WITH QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) | ALREADY GRADED A+ 
 
Why does pregnancy increase the risk of UTI? - ANSWER- Pregnancy results in increased progesterone which relaxes smooth muscle leading to urine stasis. 
 
Why are post-menopausal individuals at an increased risk of UTI? - ANSWER- Post-menopause results in a lower amount of estrogen resulting in urethral dryness. 
 
What are factors that would make a UTI "complicated"? - ...
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Esthetics Study Guide; Questions & Answers 100% Solved
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Esthetics Study Guide; Questions & Answers 
100% Solved 
Ingredients in products must be listed on packaging in what order? Answer-Most to least 
If a client has red blotches on their face, what herbs should be recommended for them to use? 
 Answer-Aloe, rose, chamomile, lavender and jasmine 
What regulates the strength of an electric current being used? Answer-Rheostat 
What measures the acidity of alkalinity of a substance? Answer-pH scale 
What holds water and oil mixture together? Answer-...
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