Chemistry, 18.02.2021 17:30 annakoslovsky3040
Segundo o Princípio da Exclusão de Pauli, cada orbital atómica pode acomodar, no máximo, dois eletrões com spins opostos. Explica como se justifica, no modelo quântico, o número de eletrões correspondentes ao pico com energia 3,67 MJ mol-1, no espetro fotoeletrónico do sódio. Apresenta num texto estruturado e com linguagem científica adequada a explicação solicitada.
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Start an single atom tab. observe the decay of polonium-211. after each decay, press the reset nucleus button to watch the process again. write a description of alpha decay for po-211
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What is the maximum number of electrons that an atomic orbital can contain?
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Choose all the answers that apply. as ocean depth increases, temperature decreases temperature increases pressure increases pressure decreases salinity increases density increases
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Chemistry, 22.06.2019 08:30
7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation. 8. when a 2.5 mol of sugar (c12h22o11) are added to a certain amount of water the boiling point is raised by 1 celsius degree. if 2.5 mol of aluminum nitrate is added to the same amount of water, by how much will the boiling point be changed? show all calculations leading to your answer or use 3 – 4 sentences to explain your answer. 9. if 5.40 kcal of heat is added to 1.00 kg of water at 100⁰c, how much steam at 100⁰c is produced? show all calculations leading to an answer. 10. the freezing of water at 0⁰c can be represented as follows: h2o (l) ↔ h2o(s) the density of liquid water is 1.00 g/cm3. the density of ice is 0.92 g/cm3. in 3 – 4 sentences explain why applying pressure causes ice to melt.
Answers: 1
Segundo o Princípio da Exclusão de Pauli, cada orbital atómica pode acomodar, no máximo, dois eletrõ...
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