Respuesta :

Hello there,

The coefficient that will balance the following reaction would be...

2H2 + O2 goes to 2H2O


Hope I Helped!

-Char

there are 2ea. O in O2 so a1=1

only 1ea. O in H2O so a2=2

if a2=2, then there are 4ea. H so 2ea. H2 so a0=2

2H2 + 1O2 -> 2H2O