atomic mass Flashcards
1
Q
H
A
1
2
Q
He
A
4
3
Q
Li
A
7
4
Q
Be
A
9
5
Q
B
A
11
6
Q
C
A
12
7
Q
N
A
14
8
Q
O
A
16
9
Q
F
A
19
10
Q
Ne
A
20
11
Q
Na
A
23
12
Q
Mg
A
24
13
Q
Al
A
27
14
Q
Si
A
28
15
Q
P
A
31
