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Chemia

Rozwiązane

Dobierz współczynniki stechiometryczne w równaniach reakcji chemicznych:

N2 + O2----> N2 O5

Fe2 O3 + H2 ----> Fe + H2 O

Odpowiedź :

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2N2 + 5O2----> 2N2O5

Fe2O3 + 3H2 ----> 2Fe + 3H2O

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