Penjelasan:
proton = 19
nomor massa = neutron + Proton = 20+19 = 39
jadi penulisan nya:
39
K
19
Jawaban:
netron + proton = 19 + 20 = maka atom kalium ditulis 39
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Penjelasan:
proton = 19
nomor massa = neutron + Proton = 20+19 = 39
jadi penulisan nya:
39
K
19
Jawaban:
39
Penjelasan:
proton = 19
netron + proton = 19 + 20 = maka atom kalium ditulis 39