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Answers by Bobsoap

Answers by Bobsoap
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Calcium has 20 electrons. how many electrons are in the outer shell? a. 0 b. 2 c. 6 d. 8
answered Feb 16, 2017
4 votes
138k views
What is the force exerted by a solid surface that opposes gravity?
answered Aug 16, 2015
4 votes
7.5k views
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