Chemistry, 03.08.2021 04:50 emfastback8868
Describe the procedural steps for collecting a solid PbSO4 precipitate out of a liquid mixture contained in an erlenmeyer flask and how an accurate mass of the precipitate is obtained afterward. Discuss chemical safety hazards and steps that should be taken to minimize exposure to those hazards. List the chemicals and equipment needed and describe all manipulations done with these supplies in detail. Follow the formatting requirements outlined in the essay guidelines document.
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Chemistry, 22.06.2019 21:50, namoralessimon03
28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action
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Chemistry, 22.06.2019 22:20, trockout4868
How do cfcs cause ozone depletion? how do cfcs cause ozone depletion? ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule.
Answers: 2
Chemistry, 23.06.2019 02:30, babbity2009
Which of the four hypothetical substances you investigated would be most harmful to living organisms? 50 points!
Answers: 2
Describe the procedural steps for collecting a solid PbSO4 precipitate out of a liquid mixture conta...
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