izracunajte kolicinu atoma O u 35g molekulskog kiseonika?
Ar(O)=16 16....1 mol 35....x mol 16x=35 x=2,1875 → 2,19 mol
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Ar(O)=16 16....1 mol 35....x
Ar(O)=16
16....1 mol
35....x mol
16x=35
x=2,1875 → 2,19 mol