open your hearth, you will see
Nomor Atom = 19Massa Atom = 39 Proton = 19 (Sama seperti Nomor Atom) Neuron = Massa Atom - Proton = 39 - 19= 20Elektron = Nomor atom - (muatan) = 19 - (+1)= 18 (e < p) |
open your hearth, you will see
Nomor Atom = 19Massa Atom = 39 Proton = 19 (Sama seperti Nomor Atom) Neuron = Massa Atom - Proton = 39 - 19= 20Elektron = Nomor atom - (muatan) = 19 - (+1)= 18 (e < p)
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