List the number of protons, neutrons, and electrons for 40Ca2+:
A) 40 protons, 20 neutrons, and 20 electrons
B) 40 protons, 20 neutrons, and 18 electrons
C) 20 protons, 20 neutrons, and 18 electrons
D) 20 protons, 20 neutrons, and 22 electrons
E) 60 protons, 20 neutrons, and 18 electrons
Correct Answer:
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