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Chemistry, 21.06.2019 23:00
The drawing represents the movement of particles in a substance. what changes of state can this substance undergo
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The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
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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.
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Chemistry, 23.06.2019 00:30
In a ball-and-stick molecular model, what do the sticks represent?
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A titration of 0.1 M NaOH into 0.8 L of HCl was stopped once the pH reached 7 (at 25C). If 0.2 L of...
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