Автор - cat25251

овр NH3=N2+H2. Срочно

Ответ

Автор - nosirovasabina0

Ответ:

N(-3)H3(+1)=N2(0)+H2(0)

2N(-3) -3e→N2(0)

H3(+1) +1e→H2(0)

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