Caco3+hcl=? fe(oh)2+hcl=? fe(oh)3+h2so4=?

Question

Caco3+hcl=?
fe(oh)2+hcl=?
fe(oh)3+h2so4=?

Answer 1

CaCO3+2HCl= CaCl2+ H2CO3
Fe(OH)2+ HCl= FeCl2+2H2O
2Fe(OH)3+3H2SO4= Fe2(SO4)3+6H2O