Chemistry
Chemistry, 11.02.2020 23:54, ygrant03

Ght
#of
# of
Element
symbol
| # of
neutron
Atomic
mass
proton
electron
or
s
Co
A
B
49
C
27
D
73
31
G
H
58
115
181
|
Ba-2
137
16
18
16

answer
Answers: 1

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Ght
#of
# of
Element
symbol
| # of
neutron
Atomic
ma...

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