Oblicz ile gramów tlenu potrzeba do utlenienia 6 g azotu do dwutlenku azotu .
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M N2 = 28 [g/mol]
M O2 = 32 [g/mol]
32 * 2 = 64 [g/mol]
28 -> 64
6 -> x
x ≈ 14 [g]
mO2=32u
mN2=28u
N2 + 2 O2---->2NO2
28g azotu------2*32g tlenu
6g azotu---------xg tlenu
x = 13,7g tlenu