Photos 3Н2 N2 2NH3

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3н2 n2 2nh3. N2 h2 nh3. Nh3 no2. N2+o2 no. N2 o2 2no.
N2 h2 nh3. Nh3 no2. N2+o2 no. N2 o2 2no.

See also