CHEM 1111 Experiment 8 A P Data: INCLUDE UNITS!!! Barometric Pressure: B 0 Q C D E N F J G H I L K M Kyndall Casey Experiment 8 Report Sheet 2 H,0,(aq) 760.0 mm Hg Mass of 10 mL grad cylinder with ~5 mL HO2 solution Mass of empty 10 mL grad cylinder Name: Initial gas volume reading Final gas volume reading Temperature (C) Vapor pressure of water (from Table 8-1) Mass of HO2 solution used Calculations: INCLUDE UNITS AND SHOW WORK (attach scratch paper or use back side of the page)!!! Trial 3 Trial 1 Trial 2 4.7789 C-B 25.98 ML (1/1000) 0.02598 L 740.2 0.9741 244.7 Volume of gas collected, in mL Volume of gas collected, in L Partial pressure of O2, in torr A-B Partial pressure of O2, in atm Temperature (K) KI (cat.) (B8-F) atm/J+0.001316) E +273 Number of moles of O formed Trial 1 31.7585 26.9805 1ML 32mL Number of moles of HO2 consumed Mass of HO2 consumed (molar mass= = 34.02 g/mol) 2 H0(aq) + O(g) Mass percent H0 in solution (l)x100 (016)100 Average mass % HO2 Section: 21.7C 19.8 torr Trial 2 10