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    Exam 2: Atoms Molecules and Ions
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    An Atom of the Isotope <Sup>137</sup>Ba Consists of How Many
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An Atom of the Isotope 137Ba Consists of How Many

Question 132

Question 132

Multiple Choice

An atom of the isotope 137Ba consists of how many protons (p) , neutrons (n) , and electrons (e)


A) 56 p, 137 n, 56 e
B) 56 p, 81 n, 56 e
C) 137 p, 81 n, 56 e
D) 56 p, 56 n, 56 e
E) 81 p, 56 n, 81 e

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