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Q: According to the Aufbau principle A. an orbital may be occupied by only two electrons. B. electrons in the same orbital must have opposite spins. C. electrons enter orbitals of highest energy
first. D. electrons enter orbitals of lowest energy first.
A: According to the Aufbau principle: D. electrons enter orbitals of lowest energy first.
Expert answered|andrewpallarca|Points 8326|
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Asked 2/6/2012 11:59:15 AM
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The SI unit for heat energy is a _____. A. watt B. joule C. calorie D. Calorie
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Updated 10/5/2015 9:40:38 PM
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The SI unit for heat energy is a joule.
Added 10/5/2015 2:41:12 PM
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Confirmed by yumdrea [10/5/2015 9:40:40 PM]
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