A frequent high school science demonstration is electrolysis of water, a schematic of which is shown in Fig. 10.8.

cathode anode

Fig. 10.8 Cell for electrolysis of water

If the cell were operated in the equilibrium mode (i.e., if the battery voltage just balanced the cell potential), the gases would not be produced at the two platinum electrodes. The equilibrium EMF of the cell is obtained from the Nernst equations for half-cell reactions 1 and 3 in Table 10.1:

Solar Panel Basics

Solar Panel Basics

Global warming is a huge problem which will significantly affect every country in the world. Many people all over the world are trying to do whatever they can to help combat the effects of global warming. One of the ways that people can fight global warming is to reduce their dependence on non-renewable energy sources like oil and petroleum based products.

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