5- Test Tube #2: Unknown Sample (KClO3 + KCl) 1- (Weight of the test tube + MnO2 + Unknown) (Weight of test tube + MnO2) = Weight of – Unknown heated 45.158 g 44.107 g = 1.051 g of Unknown heated – 2- (Weight of test tube + MnO2 + Unknown) (Constant Weight) = Weight of O2 released – 45.158 g 45.097 g = 0.061 g of O2 released – 3- 4- 5-
5- Test Tube #2: Unknown Sample (KClO3 + KCl) 1- (Weight of the test tube + MnO2 + Unknown) – (Weight of test tube + MnO2) = Weight of Unknown heated 45.158 g – 44.107 g = 1.051 g of Unknown heated 2- (Weight of test tube + MnO2 + Unknown) – (Constant Weight) = Weight of O2 released 45.158 g – 45.097 g = 0.061 g of O2 released 3- 4- 5-