Ответы на вопрос:
Г) 1)2cu+o2=2cuo 2)cuo+2hcl=cucl2+h2o 3)cucl2+2naoh=cu(oh)2+2nacl 4)cu(oh)2=cuo+h2o 5)cuo+co=cu+co2 6)cu+h2so4=cuso4+h2 7)cuso4+2naoh=cu(oh)2+na2so4 e) 1) 2c+2o2=2co2 2)co2+2naoh=na2co3+h2o 3)na2co3+hcl=nacl+h2o+co2 4)cao+co2=caco3
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