Ответ:
Н2+S=H2S
2Na+S=Na2S
Mg+S=MgS
2Al+3S=Al2S3
2Zn+O2=2ZnO
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Ответ:
Н2+S=H2S
2Na+S=Na2S
Mg+S=MgS
2Al+3S=Al2S3
2Zn+O2=2ZnO