An unfortunate event of an earthquake results in the loss of grid power and communication in your neighborhood. You would like to turn your portable radio on to find out about what rescue efforts are being taken. In your kitchen, you find safety matches which you can use to make a 1.0 M KClO₃ solution, some aluminum foil, and alum which you can use to make a 1.0 M Al³⁺ solution. You also have some platinum jewelry in your home and you can use a paper towel dipped in salt solution as a salt bridge. What will be the half-reactions for your battery and the overall reaction?