birsta5ntayra birsta5ntayra

13-07-2016
Chemistry

contestada

c12 has 6 protons. how many neutrons does c13 have? a. 6 b. 7 c. 13 d. 19

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olemakpadu olemakpadu

16-07-2016

M = P + N
13 = 6 + N, N = 13 - 6 = 7

b. 7

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