Chemistry, 07.07.2019 15:00 chasityn5648
Which of the following has the greatest mass, in grams? 1) 1 atom of gold (au) 2) 1.0 mol mercury (hg) atoms 3) 2.0 mole of chlorine (cl) atoms 4) 25 atoms of mercury (hg)
Answers: 1
Chemistry, 22.06.2019 17:40
If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
Answers: 1
Chemistry, 22.06.2019 19:50
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
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
Which of the following has the greatest mass, in grams? 1) 1 atom of gold (au) 2) 1.0 mol mercury (h...
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