mN:mO=7:12 /*4
28:48
mN=14u
mO=16u
28u:14u=2 atomy N
48u:16u=3 atomy O
Wzór: N2O3
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mN:mO=7:12 /*4
28:48
mN=14u
mO=16u
28u:14u=2 atomy N
48u:16u=3 atomy O
Wzór: N2O3