Question

Помогите, плез.. >>>>
1) Fe + H2O -
2) BaO + H2O -
3) K + H2O -
4) SO3 + H2O -

Answer 1

Fe+H2O=FeO+H2
BaO+H2O=Ba(OH)2
2K+H2O=K2O+H2
SO3+H2O=H2SO4