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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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Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.
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What layer of the atmosphere is directly above the troposphere?
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Chemistry, 22.06.2019 07:10
An experimental procedure requires a 10 ml of acid to be dissolved
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Periodic table with full electronic configuration of each element .clearly describe...
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