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Author Question: We can represent atoms by listing the number of protons, neutrons, and electrons (Read 1194 times)

Hawke

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on: May 26, 2013
We can represent atoms by listing the number of protons, neutrons, and electronsfor example,
2p+; 2n0; 2e- for helium. Which of the following represents the 18O isotope of oxygen?
A) 6p+, 8n0, 6e-
B) 8p+, 10n0, 8e-
C) 9p+, 9n0, 9e-
D) 7p+, 2n0, 9e-
E) 10p+, 8n0, 9e-


coco

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Reply #1 on: May 26, 2013
Answer: B


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Hawke

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Reply #2 on: Jun 10, 2013
Thanks so much, it was right ;)


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