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Direct linkKamata, Masahiro; Yajima, Seiko – Journal of Chemical Education, 2013
An educational experiment illustrates the electrolysis of water and copper chloride to middle school science students. The electrolysis cell is composed of filter paper soaked with Na[subscript 2]SO[subscript 4] or CuCl[subscript 2] aqueous solution sandwiched, along with a sheet of platinum foil, between two coin-type lithium batteries. When the…
Descriptors: Science Instruction, Chemistry, Science Laboratories, Middle Schools
