Odpowiedź:
1. N0 + H2 = N + H20
2. 2Al +3S + Al2S3
3. Cu2S + 2Cu0 = 4Cu +S02
4. 3Cl2 + 2Cr = 2CrCl3
5. S +2 Na Na2S
6. 2PbO + C = CO2 + 2Pb
Wyjaśnienie:
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Odpowiedź:
1. N0 + H2 = N + H20
2. 2Al +3S + Al2S3
3. Cu2S + 2Cu0 = 4Cu +S02
4. 3Cl2 + 2Cr = 2CrCl3
5. S +2 Na Na2S
6. 2PbO + C = CO2 + 2Pb
Wyjaśnienie: