In the following reaction, the value of y will be:
3Fe+4H2O→Fe3O4+yH2
Then, y = ___
4
2
5
3Fe+4H2O→Fe3O4+4H2
A balanced chemical equation has number atoms of each element equal on both sides.
Fill in the blank with a number which balances the following reaction.
In the following reaction, 3Fe + 4H2O → Fe3O4 + dH2. Find the value of d.
Balance the following reaction
3Fe + 4H2O → Fe3O4 + _H2