· kept in sunlight for two hours. bottle b was comletely covered with a black paper and was...

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Page 1:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 2:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 3:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 4:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 5:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 6:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 7:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 8:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 9:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 10:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 11:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 12:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 13:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 14:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 15:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 16:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were
Page 17:  · kept in sunlight for two hours. Bottle B was comletely covered with a black paper and was incubated in dark for two hours. The oxygen content in water from bottle A and B were