>>> Is there any theoretical Joule figure per Hydrogen ion? Sorry I should have been more clear, I meant joules generated by the exothermic effect of a Hydrogen ion entering a Nickel lattice.
On Mon, Nov 5, 2012 at 4:37 PM, Jed Rothwell <[email protected]> wrote: > Teslaalset <[email protected]> wrote: > > Is there any theoretical Joule figure per Hydrogen ion? > > > Do you mean the maximum amount of energy you get per gram of hydrogen? > That isn't theoretical; it is well known. However, in this case you cannot > get any significant energy from the hydrogen because there is no oxygen in > the cell, and there is nothing else it can react with. So the whole > scenario is imaginary. The hydrogen would go into the wire and come out > again without a measurable endothermic or exothermic reaction. > > If there were oxygen, the hydrogen would burn, forming water. The heat of > formation of water is > 285,800 joules per mole. > > See p. 12 of my book for a discussion of this. > > - Jed > >
