Lab 7 Results and discussion

Lab 7 Results and discussion - Lab 7 Results and discussion...

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Lab 7 Results and discussion Results: My mass of test tube + MnO2 was 32.8006g and my mass of test tube + MnO2 + KCL + KCLO3 was 33.8004g so the mass of KCL and KCLO3 in original mixture was 0.9998gmix. My constant mass was 33.6407g. My mass of O2 released was 0.1597gO2 and my moles of O2 released was 0.004991molO2. My moles of KCLO3 was 0.003327molKCLO3 and the mass of KCLO3 required was 0.4079gKCLO3. Percent error: My 0experimental percent error was 59.20% and the actual percent error was 60.00% so my true percentage error of KCL was only 1.333%. My percentage error could have been large if I did not mix the chemicals right, over or
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