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Chemistry, 21.06.2019 18:20
Which statement accurately describes the relationship between air pressure, air density, or altitude? as altitude increases, pressure increases.as altitude increases, air density increases.air pressure and density are lowest at sea level.denser air exerts more pressure than less dense air.
Answers: 2
Chemistry, 22.06.2019 12:30
The bond energy for the van der waals bond between two helium atoms is 7.9Ă10â4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
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Chemistry, 23.06.2019 05:30
Scientist think that animals with remarkably similar embryo development probably shared a common ancestor
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Chemistry, 23.06.2019 18:10
Which of the following changes would increase the molar concentration of the products in any chemical reaction atequilibrium?
Answers: 2
At a particular temperature, the solubility of He in water is 0.080 M when the partial pressure is 1...
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