Need for Hydrogen
Mike Zhai
Prince of Wales Secondary
Floor Location : J 067 P

To observe the effect of electrolyte variable and energy input on electrolysis and the amount of hydrogen output. Four electrolytes are test: Calcium Chloride, Sodium Chloride, Potassium Chloride, and Sodium Bicarbonate. The four electrolytes are test at 2% concentration, and 10% concentration at 20V and at 40V. The amount of hydrogen output is recorded and compared for results.