Question

Fe(OH)3 Fe₂O3 + H₂O KHCO3 => K₂CO3 + CO₂ + H₂O. Al + H₂SO₂ Al₂(SO4)3 + H₂1. Zn + HCl -> ZnCl₂ + H₂1. ->​

Answer 1

Ответ:

1. 2Fe(OH)3 =Fe2O3+3H2O

2. хз..

3. 2Al + 3H * 2SO * 4 =Al2(SO4)3+3H2

4.Zn + HCl =ZnCl 2 +H 2 знак верх