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We Can Represent Atoms by Listing the Number of Protons

Question 10

Multiple Choice

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) 7p+, 2n0, 9e-
B) 8p+, 10n0, 8e-
C) 9p+, 9n0, 9e-
D) 10p+, 8n0, 9e-

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