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Thursday, 28 July 2016

1.  describe what happened in the experiment and propose an explanation for your observations.

Ans. I bring the fish and shrimp in the bottle. Bring plants in the bottle. I think it can alive.

2.  explain why some of the jars changed color.  the bromothymol blue will turn yellow in presence of carbon dioxide.

Ans. It's has carbondi oxideZ(?)

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