Question

why koh is used in mohl's leaf experiment​

Answer 1

Answer:

KOH is used to absorb CO2 present in the flask.

It is used to create vacuum.

Answer 2

Explanation:

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Some germinating seeds are taken in the bulb and mouth of the bent tube is kept immersed in a beaker containing caustic potash(KOH) solution. ... The caustic potash absorbs the CO2 and a vaccum is created. So the KOH solution rises in the tube. This proves that CO2 is liberated during respiration.