Give reason.Why KOH is used in the experiment showing the use of CO2.
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Give reason.Why KOH is used in the experiment showing the use of CO2.
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Answer: KOH absorbs CO2
Explanation:
If we use KOH in an enclosed test tube it absorbs CO2 ....on testing for presence of starch this setup show negative response....this showed that CO2 is required for photosynthesis