Question

please help me with n5 ty
and don’t waste my time if you don’t know the answer please
Thanks:)

Answer 1

You need this for #4

2H2+O2=H2O

So #5 could be hydrogen (H2) will react with oxygen to form water (H20)

Answer 2

One of the reactants in the equation is Hydrogen(it can also be oxygen), the product formed is H2O or Water