September 2018 1 16 Report
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El numero total de neutrones, protones y electrones en el 44 Ca2+ es: (Dato: N° atómico del Ca=20)


A) 20 neutrones, 24protones y 18 electrones
B) 24 neutrones, 20protones y 18 electrones
C) 44 neutrones, 20protones y 18 electrones
D) 24 neutrones, 20protones y 22electrones
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