Chemistry, 07.04.2020 19:21 zachcochran2007
What volume would a sample of gas have if the pressure is 8.2 atm, the number of gas particles is 2.0 moles,
and the temperature is -73 degrees Celsius?
Answers: 3
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What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?
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The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?
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An unknown substance is a white solid at room temperature and has a melting point of 78 Β°c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o
Answers: 2
What volume would a sample of gas have if the pressure is 8.2 atm, the number of gas particles is 2....
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