Question

1. how i can balance H2SO4+AL2(OH)3=AL2(SO4)4+H2O using LCM method ?

Answer 1

This equation can be balanced just by equating number of atoms on both reactant and product side. Hence, the balanced equation is

$2H_2SO_4+3Al_2(OH)_3\rightarrow Al_2(SO_4)_4+6H_2O$