Chemistry, 30.11.2020 22:50 makiahlynn706
In the 1980s laws were passed to reduce the amount of certain chemicals used by companies and individuals. According to these laws, the use of chlorofluorocarbons, or CFCs, should be reduced and eventually eliminated. These compounds contain chlorine and cause problems when released into the Earth’s atmosphere. These laws are meant to reduce which human-induced environmental change?
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Chemistry, 22.06.2019 22:30
[ou.03jthe pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, star 1, star 2, and star 3. intensity intensity- intensity- 1000 3500 6000 8500 11000 wavelength (a) star 1 1000 3500 6000 8500 11000 1000 3500 6000 8500 11000 wavelength (a) wavelength (a) star 2 star 3 which of these statements is correct about the color of the three stars? star 2 is white in color o star 2 is yellow in color star 1 and star 3 are yellow in color star 1 and star 3 are white in color
Answers: 1
Chemistry, 22.06.2019 23:10
Using the periodic table, complete the following. element: hydrogen symbol: h₂ molecular weight: g mass of one mole: g/mol
Answers: 3
Chemistry, 23.06.2019 06:00
Is the flow of energy during vaporizing more like the flow during melting or during freezing
Answers: 1
In the 1980s laws were passed to reduce the amount of certain chemicals used by companies and indivi...
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