Symbol: Kr
Atomic Number: 36
Atomic Mass: 83.80
Chem4kids. Andrew Rader Studios, n.d. Web. 16 Nov 2011. <http://www.chem4kids.com/files/elements/036_shells.html>.
Wednesday, October 26, 2011
Symbol, Atomic Number, and Atomic Mass
Symbol: Kr
Atomic Number: 36
Atomic Mass: 83.80
Chem4kids. Andrew Rader Studios, n.d. Web. 16 Nov 2011. <http://www.chem4kids.com/files/elements/036_shells.html>.
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