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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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How are isotopes of the same chemical element alike? how are they different?
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Imagine that you push on a large rock. at what point does your effort change the rockβs mechanical energy?
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Find the mass of urea (CH4N2O) needed to prepare 48.5 g of a solution in water in which the mole fra...
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