A galvanic cell is set up as follows:

$Zn|Z{n}^{2+}(0\mathrm{.}001\frac{\text{m}\text{o}\text{l}}{L})||C{u}^{2+}(0\mathrm{.}1\frac{\text{m}\text{o}\text{l}}{L})|Cu.$ Write the equations for the half reactions and calculate the theoretical voltage produced by this cell.