First 20 elements mass Flashcards
1
Q
H
A
1.008
2
Q
He
A
4.003
3
Q
Li
A
6.94
4
Q
Be
A
9.01
5
Q
Na
A
22.99
6
Q
Mg
A
24.31
7
Q
K
A
39.10
8
Q
Ca
A
40.08
9
Q
B
A
10.81
10
Q
C
A
12.01
11
Q
N
A
14.01
12
Q
O
A
16.00
13
Q
F
A
19.00
14
Q
Al
A
26.98
15
Q
Si
A
28.09
