Inches Inches Pressure in kPa Trial 1 Trial 2 Trial 3 Trial 4 Trial 5 Average Uncertainty 5.0 17.6 16.9 17.9 18.1 17.5 17.6 0.6 7.0 19.2 19.6 19.5 19.8 20.2 19.7 0.5 9.0 22.1 21.8 21.4 22.0 20.9 21.6 0.6 11.0 22.9 22.6 23.4 22.8 23.1 23.0 0.4 13.0 23.6 23.8 23.0 23.5 23.9 23.6 0.5 15.0 24.1 23.8 24.1 24.2 24.0 24.0 0.2 17.0 24.1 24.3 24.5 24.4 24.6 24.4 0.3 19.0 24.9 25.3 24.8 25.5 25.7 25.2 0.5 21.0 25.9 26.4 26.3 26.0 26.5 26.2 0.3 23.0 26.7 26.8 27.2 27.0 27.3 27.0 0.3 25.0 27.4 27.3 27.6 27.5 27.4 27.4 0.2 27.0 28.2 27.9 27.8 28.4 28.5 28.2 0.3 29.0 28.6 28.5 28.7 28.9 29.1 28.8 0.3 31.0 29.4 29.3 29.7 29.9 29.2 29.5 0.4 33.0 29.8 30.3 30.5 30.4 30.7 30.3 0.5 35.0 30.9 31.4 31.6 31.2 31.8 31.4 0.5 37.0 32.4 32.8 32.6 33.1 33.0 32.8 0.4 39.0 34.3 34.5 34.4 34.2 34.4 34.4 0.2 41.0 34.5 34.7 34.8 35.1 34.5 34.7 0.3 43.0 35.2 35.0 35.1 35.3 35.2 35.2 0.2 Pressure in kPa Average 5.0 17.6 17.6 7.0 19.7 19.7 9.0 21.6 21.6 11.0 23.0 23.0 13.0 23.6 23.6 15.0 24.0 24.0 17.0 24.4 24.4 19.0 25.2 25.2 21.0 26.2 26.2 23.0 27.0 27.0 25.0 27.4 27.4 27.0 28.2 28.2 29.0 28.8 28.8 31.0 29.5 29.5 33.0 30.3 30.3 35.0 31.4 31.4 37.0 32.8 32.8 39.0 34.4 34.4 41.0 34.7 34.7 43.0 35.2 35.2