melaniaviles

29.06.2021 • 

Chemistry

Match each word to its correct meaning. 1. criteria pollutants
the six pollutants monitored under the national ambient air quality standards; they are carbon monoxide, ozone, particulates, sulfur oxides, nitrogen oxides, and lead
2. electrostatic precipitator
a pollution control technology that uses a fine mist of water vapor to collect particulates
3. national ambient air quality standards
air pollution standards aimed at protecting the environment and buildings
4. primary standards
establish maximum levels at which certain pollutants can safely exist in the air
5. secondary standards
air pollution standards aimed at protecting human health
6. wet scrubber
a pollution control technology that works by putting a negative charge on particulates as they enter a smokestack and then collecting them on a positively-charged collection plate

Ответ:

kingofmortals6981

28.02.2022

Chemistry

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30 degrees

Angles ACB and CAB are both 75 degrees due to the fact that they are 90 degree angles subtracting the 15 degrees. Then add the two together and subtract from 180. 

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