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Verified answer
A)32S
16
a= 32
z = 16
z=p= e = 16
a= p+ n
32= 16 + n
-n= 16 -32
n =16
b) 27
Al menjadi Al³+
13
c) 112
Sm
50
a= 112
z= 50
z= p=e= 50
a= p+ n
112= 50+ n
-n = 50-112
n= 62