Question

Balance the equ so2+o2=so3

Answer 1

hey mate here is ur ans
we do it by hit and trial

SO2+O2--->SO3
we see that there is 4 oxygen in lhs and 2 in rhs
so if we make it 6 O in lhs we can easily make rhs as 6 O
so
2SO2+O2------>2SO3

hope it helps you frnd

Answer 2

2SO2 + O2 = 2SO3 is the answer.