Chlorofluorocarbons - Study guides, Class notes & Summaries

1 - Absolute pressure is equal to standard sea-level plus: - Gauge pressure 1 - All of the following are types of scale except: - Silicone Types of scale include: - Silicate - magnesium carbonate - Calcium Carbonate 1 - Complaints in the winter that it is too cold in a building can be offset by: - Raising the humidity and the temperature 1 - Copper tubing is standardized on the basis of use into standard - Wall thickness schedules 1 - Define absolute pressure - The total pressure that i...

Chlorofluorocarbons (CFCs) | Questions and Correct Solutions 2024 What makes up Chlorofluorocarbons? - Answer - Chlorine, Carbon and Fluorine What is it used for? - Answer - Used as a refrigerant, propellants in aerosol cans and asthma inhlaers What Industries would you find CFCs in? - Answer - Anywhere with heating or air conditioning, commercially and the medical field When was it first produced? - Answer - First synthesized in 1928 by GM What protocols were initiated to control this su...

Chlorofluorocarbons (CFCs) Questions and Answers 2023 What makes up Chlorofluorocarbons? Chlorine, Carbon and Fluorine What is it used for? Used as a refrigerant, propellants in aerosol cans and asthma inhlaers What Industries would you find CFCs in? Anywhere with heating or air conditioning, commercially and the medical field When was it first produced? First synthesized in 1928 by GM What protocols were initiated to control this substance? The Kyoto Protocol a...

Chlorofluorocarbons Questions and Answers 2023 What makes up a CFC? Chlorine, fluorine, and carbon What is it made from? Methane, propane, and ethane What is it used for? Refrigeration, propellants in aerosols, solvents, and in air conditioning Environmental effects? Depletes the ozone layer. Absorbs infrared rays 10 000 times as much as CO2 Direct human health effects? Death, attacks the lungs, central nervous system, heart, liver, and kidneys. Is it car...

Chlorofluorocarbons (CFCs) Questions and Answers 2023 cause chemical substances used primarily as propellants in aerosol cans and for refrigerants in cooling systems such as freon effect cfgs being lighter than air move upward in the atmosphere and deplete the ozone layer thereby allowing the sun's ultraviolet rays to penetrate testing continued tests on the ozone layer indicate that is still being depleted despite the banning of cfgs in household products remedy amend...

Chlorofluorocarbons (CFCs) Questions and Answers 2023 What makes up Chlorofluorocarbons? Chlorine, Carbon and Fluorine What is it used for? Used as a refrigerant, propellants in aerosol cans and asthma inhlaers What Industries would you find CFCs in? Anywhere with heating or air conditioning, commercially and the medical field When was it first produced? First synthesized in 1928 by GM What protocols were initiated to control this substance? The Kyoto Protocol a...

Chlorofluorocarbons.

greenhouse gas - Answer- a gas that contributes to the greenhouse effect by absorbing infrared radiation such as CFC's and carbon dioxide (unlike non greenhouse gases) Any gas that traps radiation in the Earth's atmosphere is a GHG. 5 major greenhouse gases - Answer- -carbon dioxide -nitrous oxides -Tropospheric ozone -Chlorofluorocarbons (CFCs) -methane IPCC (Intergovernmental Panel on Climate Change) - Answer- a scientific body under the United Nations. It reviews and assesses the ...

WX 201 Final Exam Questions and Answers Chemicals called __ break down ozone molecules chlorofluorocarbons Since the turn of this century, CO2 in the atmosphere has: been increasing in concentration In a volume of air near the earth's surface, ____ occupies 78 percent and ____ occupies nearly 21 percent. Nitrogen, Oxygen Sinks of CO2 include photosynthesis The only substance near the earth's surface that is found naturally in the atmosphere as a solid, liquid, and a g...