Three test tubes where number 1-3, the first and second test tubes (#1,#2) where mark at 1cm and 5cm from the bottom of the test tube while test tube #3 was mark at 3cm and 7cm. Test tube #1 was filled up to the 1cm mark with distilled water and to 5cm with Hydrogen peroxide. The substance was swirl for 30 seconds and the height of the bubbles column where recorded. Test tube #2 was fill up to the 1cm mark with catalase and to the 5cm mark with hydrogen peroxide. The substance was swirl for 30 second and the height of the bubbles column where recorded. Test tube #3 was fill up to the 3cm mark with catalase and to the 7cm mark with hydrogen peroxide. The substance was ones again swirl for 30 second and the height of the bubble column where
