Chemistry, 04.12.2020 06:10 teethebeast
What is the frequency of an electromagnetic wave that has a wavelength of 4.55x10-3m
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If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?
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Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
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Chemistry, 23.06.2019 00:00
The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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What is the frequency of an electromagnetic wave that has a wavelength of 4.55x10-3m...
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