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What is the chemical used in the bottle?Why is it use so? |
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Answer» Answer: potassium hydroxide Explanation: Potassium hydroxide is used in the experiment for the absorption of CO2 from the plant released during respiration . When KOH absorbs CO2 , it creates a "vacuum in the flask " . The AIR present in the BENT glass tube moves into the conical flask . This pulls the water in the bent tube further up . so PHOTOSYNTHESIS will not TAKES place and in the starch test Leaf will not changes to blue-black. Potassium hydroxide is used in this experiment PLAYED the role of absorption of carbon-dioxide from the plant surrounding |
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