Ответ:
2h2 + o2 = 2h2o 4zn + 3o2 = 2zn2o3 zn+2hc l= zncl2 + h2 cuo+hcl = cucl+h2o o2 + 4cuo = 2cu2o3
вроде так
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Ответ:
2h2 + o2 = 2h2o 4zn + 3o2 = 2zn2o3 zn+2hc l= zncl2 + h2 cuo+hcl = cucl+h2o o2 + 4cuo = 2cu2o3
вроде так