CBSE Class 10 Science Pre Board Sample Question Paper 2023-24
In the experimental set up on “Carbon dioxide (CO2) is released during respiration”, if one forgets to keep the vial with Potassium hydroxide (KOH) in the conical flask, how will the result vary? Give details
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In absence of KOH- CO2 released by germinating seeds is not absorbed, partial vacuum is not created in the conical flask, air pressure in the flask is not reduced, water level does not rise in the delivery tube.