Do you get the same result if the conical flask is not closed?

In the experimental set-up to show that "the germinating seeds give out carbon dioxide", answer the following questions: i] Why do we keep the conical flask airtight? ii] Name the substance kept in the small test tube inside the conical flask. Write its role. iii] Why does water rise in the delivery tube?

In the experimental set-up shown, a] Name the material X filled in the small test tube and the material Y placed at the bottom of the conical flask. b] Why is there a rise in water level in the delivery tube?

In the experimental set up "carbon dioxide is given out during respiration" name the substance taken in small test tube kept in conical flask. State its function and consequences of its use.

How do you convert ethene to ethane?

In the experiment to show that CO_(2) is released during respiration', the small test tube of KOH solution is suspended inside the conical flask to absorb the:

Give reasons for the following observation. The smell of hot sizzling food reaches you several matters away but to get the smell from cold food you have to go close.

do they contain the same number of shells ?

We have log_(2)32 = 5 . Show that we get the same result by writing 32 = 2^(5) and then using power rules. Verify the answer.