Chemistry, 20.09.2020 17:01 haydenamrhein1693
In a laboratory experiment, you are asked to determine the molar concentration of a solution of an unknown compound, X. The solution diluted in with water (200 µL of X + 800 µL of H2O) has an absorbance at 425 nm of 0.8 and a molar extinction coefficient of 1.5 x103 M-1cm-1 at 425 nm. What is the molar concentration of the original solution of X?
Answers: 3
Chemistry, 22.06.2019 12:50
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
Answers: 1
Chemistry, 22.06.2019 22:20
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, 22.06.2019 22:30
What methods could you use to solubilize calcium carbonate
Answers: 1
Chemistry, 23.06.2019 05:00
How many atomic mass units are equal to 1.672×10−24 g of protons?
Answers: 3
In a laboratory experiment, you are asked to determine the molar concentration of a solution of an u...
Mathematics, 07.10.2020 01:01
Computers and Technology, 07.10.2020 01:01
Mathematics, 07.10.2020 01:01
Mathematics, 07.10.2020 01:01
History, 07.10.2020 01:01
Geography, 07.10.2020 01:01
Mathematics, 07.10.2020 01:01
Mathematics, 07.10.2020 01:01
Biology, 07.10.2020 01:01