Chemistry, 02.08.2019 19:30 emmacox069
What negative impact did chemistry have on society through the production and use of chlorofluorocarbons (cfcs)? a. hazardous coolants in refrigeration units were replaced. b. better refrigeration reduced loss of food through spoilage. c. lower levels of ozone allowed more ultraviolet radiation to reach earth. d. fire safety improved through the use of fire extinguishers.
Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 06:00
An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
Answers: 2
Chemistry, 23.06.2019 03:30
27 drag each label to the correct location on the image. a particular exosolar system has five planets in total: a, b, c, d, and e. the table lists the orbital periods of these planets in days. planet orbital period (days) a 600 b 80 c 1,000 d 500 e 100 move each planet to its orbit in the system.
Answers: 3
You know the right answer?
What negative impact did chemistry have on society through the production and use of chlorofluorocar...
Questions
Mathematics, 12.05.2021 06:10
Biology, 12.05.2021 06:10
Mathematics, 12.05.2021 06:10
Mathematics, 12.05.2021 06:10
Physics, 12.05.2021 06:10
Computers and Technology, 12.05.2021 06:10
Mathematics, 12.05.2021 06:10
Mathematics, 12.05.2021 06:10
Mathematics, 12.05.2021 06:10
Biology, 12.05.2021 06:10
Mathematics, 12.05.2021 06:10
