Chemistry, 29.07.2019 02:10 kiarajack456
The electronic configuration of an element is 1s^22s^22p^5. how many valence electrons does it have? 4 5 7 9
Answers: 1
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Different isotopes indicate that an element will have different numbers of
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Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
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Chemistry, 22.06.2019 22:30
You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.
Answers: 3
The electronic configuration of an element is 1s^22s^22p^5. how many valence electrons does it have?...
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