Chemistry, 05.03.2021 08:40, brandyjune9546
Which gases in the following list exist as separate atoms: hydrogen, helium, nitrogen, oxygen, neon.
Select one:
a. Hydrogen and helium
b. Helium and nitrogen
c. Helium and neon
d. Oxygen and nitrogen
Answers: 3
Chemistry, 22.06.2019 08:30, omoaye
Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.
Answers: 3
Chemistry, 22.06.2019 19:50, nikoidurrant
What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m
Answers: 2
Which gases in the following list exist as separate atoms: hydrogen, helium, nitrogen, oxygen, neon....
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