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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.
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Chemistry, 23.06.2019 00:00
What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?
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Chemistry, 23.06.2019 01:30
Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o β h bond is nonpolar and the molecule is asymmetric. the o β h bond is nonpolar and the molecule is symmetric. the o β h bond is polar and the molecule is asymmetric. the o β h bond is polar and the molecule is symmetric.
Answers: 1
How would you change the type of atom...
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