xukysholos xukysholos

22-05-2016
Chemistry

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1) El hierro tiene de número atómico 26 y de número másico 55. Las partículas del átomo neutro son:
a. Número de protones _______
b. Número de electrones _
c. Número de neutrones _________

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liviacarlson8 liviacarlson8

22-05-2016

a. Número de protones es veintiseis
b. Número de electrones es treinta
c. Número de neutrones es veintiseis

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