指出下面化学方程式中的错误,说明理由.(化学方程式在问题补充一拦)CuO+H2O===Cu(OH)22HCl+Na2SO4===H2SO4+2NaCl2NaNO3+Cu(OH)2===Cu(NO3)+2NaOH2NaCl+BaSO4===Na2SO4+BaCl2NaCl+KNO3===KCl+NaNO3Fe+2HCl ===FeCl3+H2Cu+ZnSO4===CuSO4+Zn
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![指出下面化学方程式中的错误,说明理由.(化学方程式在问题补充一拦)CuO+H2O===Cu(OH)22HCl+Na2SO4===H2SO4+2NaCl2NaNO3+Cu(OH)2===Cu(NO3)+2NaOH2NaCl+BaSO4===Na2SO4+BaCl2NaCl+KNO3===KCl+NaNO3Fe+2HCl ===FeCl3+H2Cu+ZnSO4===CuSO4+Zn](/uploads/image/z/9084247-7-7.jpg?t=%E6%8C%87%E5%87%BA%E4%B8%8B%E9%9D%A2%E5%8C%96%E5%AD%A6%E6%96%B9%E7%A8%8B%E5%BC%8F%E4%B8%AD%E7%9A%84%E9%94%99%E8%AF%AF%2C%E8%AF%B4%E6%98%8E%E7%90%86%E7%94%B1.%28%E5%8C%96%E5%AD%A6%E6%96%B9%E7%A8%8B%E5%BC%8F%E5%9C%A8%E9%97%AE%E9%A2%98%E8%A1%A5%E5%85%85%E4%B8%80%E6%8B%A6%EF%BC%89CuO%2BH2O%3D%3D%3DCu%28OH%2922HCl%2BNa2SO4%3D%3D%3DH2SO4%2B2NaCl2NaNO3%2BCu%28OH%292%3D%3D%3DCu%28NO3%29%2B2NaOH2NaCl%2BBaSO4%3D%3D%3DNa2SO4%2BBaCl2NaCl%2BKNO3%3D%3D%3DKCl%2BNaNO3Fe%2B2HCl+%3D%3D%3DFeCl3%2BH2Cu%2BZnSO4%3D%3D%3DCuSO4%2BZn)
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