Ozone contains three - Study guides, Class notes & Summaries
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Biology: The Core 3rd Edition Exam Questions and 100% Correct Answers| Eric J. Simon
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Biology: The Core 3rd Edition Exam Questions and 100% Correct Answers| Eric J. Simon 
The Test Bank for Biology: The Core, 3rd Edition by Eric J. Simon is a comprehensive study tool designed to aid in the understanding of fundamental concepts in biology. It contains a series of questions and answers that align with th...
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The Wastewater Operator Treatment 2 Final Exam 2024/2025
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Liftstations at a treatment plant or those which discharge directly to a treatment plant 
with an average flow greater than 0.1 MGD shall have three or more pumps or have 
automatically controlled variable capacity pumps, these pumps should be adjusted to 
actual flow conditions and controlled to operate so as to: - CORRECT ANSWERMinimize surges in the treatment in the treatment units. 
In the contact stabilization system of activated sludge treatment, the detention time in 
the contact zon...
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EPA 608 Core Test Sample Questions and Answers Latest 2023 with complete solution.
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EPA 608 Core Test Sample Questions and Answers Latest 2023 with complete solution. 
As of what date did it become unlawful to release Class 1 and Class II 
refrigerants to the atmosphere? 
a. July 1, 1992 
b. July 1, 1993 
c. November 14, 1994 
d. January 1, 1996 Ans a. July 1, 1992 
What is the ozone layer and why is it important to us on Earth? 
a. Thin layer of R-22 in the atmosphere that filters UV. 
b. Protective shield for Earth from the sun's harmful ultraviolent (UV) 
rays in the strato...
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(Answered) EPA SECTION 608 CORE (2021-2022 revision)
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EPA SECTION 608 CORE (2021-2022 revision) 
A disposable cylinder should be reduced to what pressure before scrapping? 
a. 0 psig 
b. 20 psig 
c. 50 psig 
d. 80 psig 
 
A major system repair is being performed on a R-22 appliance. What CANNOT be done to recharge the appliance? 
a. Add R-22 after the repair is complete. 
b. Retrofit the unit to R-407C. 
c. Use recovered or recycled R-22 from the same 
owner. 
d. Top off the unit with R-410a. 
A refillable cylinder must not be filled above what ...
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EPA 608 Certification Core Practice Test exam 2024 with 100% correct answers
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As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere?Answer - July 1, 1992. 
 
What is the ozone layer and why is it important to us on Earth?Answer - Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that extends about 6 to 30 miles above earth. 
 
The atom found in CFC and HCFC refrigerants that destroys ozone in the stratosphere is?Answer - Chlorine. 
 
What is an ozone molecule made of?Answ...
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EPA 608 study material including (Core, type 1, 2 and 3) questions and answers 100% pass
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EPA 608 study material including (Core, type 1, 2 and 3) questions and answers 100% pass a vacum pump should be connected as far away from the pump as possible 
a high capacity vacuum pump and short, large diameter hoses will dramatically reduce emissions, pressure drop, and evacuation/dehydration time 
ozone contains three oxygen atoms 
one chlorine atom can destroy 100,000 ozone molecules 
CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water CFC's c...
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EPA 608 Study Material Including (Core, Type 1, 2 And 3) Questions And Answers 2023
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a vacum pump should be connected - Correct answer-as far away from the pump as 
possible 
a high capacity vacuum pump and short, large diameter hoses will - Correct answerdramatically reduce emissions, pressure drop, and evacuation/dehydration time 
ozone contains three - Correct answer-oxygen atoms 
one chlorine atom can destroy - Correct answer-100,000 ozone molecules 
CFC's do not dissolve in water and do not breakdown into other compounds that 
dissolve in water - Correct answer-CFC's cann...
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EPA 608 9TH EDITION EXAM 2024 WITH ACCURATE ANSWERS
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Reusable refrigerant containers under high-pressure must be hydrostatically tested how often? - correct answer 5 years 
 
How much can a person be fined per day per violation for knowingly releasing a regulated substance that violates the Clean Air Act? - correct answer $44,539 
 
HCFCs contain - correct answer Hydrogen, Chlorine, Fluorine, and Carbon 
 
Which of the following refrigerants is an HFO? - correct answer R-1234ze 
 
An ozone molecule contains; - correct answer Three oxygen atoms 
 
...
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EPA 608 Study Material Including (Core, Type 1, 2 and 3) 100% Correct Answers | Verified | Latest 2024 Version
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a vacuum pump should be connected - as far away from the pump as possible 
a high capacity vacuum pump and short, large diameter hoses will - dramatically reduce emissions, 
pressure drop, and evacuation/dehydration time 
ozone contains three - oxygen atoms 
one chlorine atom can destroy - 100,000 ozone molecules 
CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water - 
CFC's cannot be washed out of the lower atmosphere 
ODP - ozone depletion potential...
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EPA 608 Core Test Sample Questions and answers
- Exam (elaborations) • 79 pages • 2024
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As of what date did it become unlawful to release Class 1 and Class II 
refrigerants to the atmosphere? 
a. July 1, 1992 
b. July 1, 1993 
c. November 14, 1994 
d. January 1, 1996 
a. July 1, 1992 
 
 
 
What is the ozone layer and why is it important to us on Earth? 
a. Thin layer of R-22 in the atmosphere that filters UV. 
b. Protective shield for Earth from the sun's harmful ultraviolent (UV) 
rays in the stratosphere layer that extends about 6 to 30 miles above 
earth 
c. Thin layer of CFC ...
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