Chemistry, 19.04.2021 02:50 ashleyrover11
6. How manlı mol of copper are present in 5.75 x 1022 atoms of Cu?
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Define dew point. i am writing this part to be able to ask the question
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Chemistry, 22.06.2019 10:50
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
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What is the main reason why some developing countries fear the increase the free trade policies around the world?
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Consider hydrogen in an excited state n = 5n=5 that emits photons to reach the ground state. there are various possible transitions other than straight to the ground state that can occur; for example, it can drop to the n = 3n=3 state followed by the n = 3n=3 to the ground state transition. which of the possible transitions will result in the emission of a photon in the visible region?
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6. How manlı mol of copper are present in 5.75 x 1022 atoms of Cu?...
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