chem the highest-energy occupied orbital or lowest-energy unoccupied orbital in a molecule. Such orbitals have a large influence on chemical properties
These Everyday Words Were Popularized by American Presidents
Read more in this article about some frequently asked questions and fun facts related to our definitions.
Why is exciting planet discovery called “Goldilocks,” and what is its actual name?
This week, excitement was stoked by the discovery of a “Goldilocks planet” within our astronomical neighborhood. Located about 20 light years away in the constellation of Libra, the exoplanet in question has temperatures ranging from –25 to 160 degrees Fahrenheit , orbits its star from a distance of .146 Astronomical Units (about 14 million miles), and has a mass 3 to 4 times that of …
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