Jawaban:
C.
no atom = proton = 28
kalau netral, proton = elektron
+2 berarti elektronnya berkurang 2 dari proton
elektron = 28 - 2
= 26
neutron = no massa - proton
= 59 - 28
= 31
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Jawaban:
C.
no atom = proton = 28
kalau netral, proton = elektron
+2 berarti elektronnya berkurang 2 dari proton
elektron = 28 - 2
= 26
neutron = no massa - proton
= 59 - 28
= 31