Question

How to balance chemical equations of this sulphur dioxide + oxygen _ sulphur trioxide?

Answer 1

SO2+O2=S03

Put 2 in front of SO2

2SO2+O2= 2SO3

Now both sides are balanced

S=2

O=6

Answer 2

Answer:

equation is SO2+O2=So3

equation balanced 2SO2+O2=2SO3