Write down the electronic configuration of Ca20 and Sr38 and their ground state spectral terms.
To determine the electronic configuration and ground-state spectral terms of calcium (Ca, \(Z = 20\)) and strontium (Sr, \(Z = 38\)), we follow these steps: ### Electronic Configurations 1. Calcium (\(Ca^{20}\)): ________ _________ __________ ____ ________ _____ _________ ____ ____ ________ _____.
___ ____ _____ _____ ________ ____ _____ ___ ______ ________ _______ ____.
_______ __________ ______ _________ _____ _________.
__________ _________ ___ ___ _______ ______ _____ ___ _____ ________.
_______ ___ _____ _________ ____ _______ ________ ____ _________ ________.
__________ ___ ________ _______ ______ ___ __________ ________.
________ ________ _____ _________ __________ _______ ________ ___.
_______ ________ ____ ______ __________ ______ _____ ______.
____ ______ ___ ____ __________ _______.
___ _______ ____ _______ ________ _________ _____ _______ __________.
_____ ________ _______ ____ _______.
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Write down the electronic configuration of Ca20 and Sr38 and their ground state spectral terms.
A man on the Moon observes two spaceships moving towards him from opposite directions at speeds of 0.7c and 0.8c, respectively. What is the relative speed of the two space ships as measured by an observer on either one?
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