1.

(a) Identify the mistakes (s) in the diagrams and give justification. What inference can be drawn from above diagrams ?

Answer» (a) The level of water in test tube B should be higher . Water should occupy 1 /5 th of the total volume of test tube B.
(b) since 1/5 th of the total volume of air is consumed due to the burning of phosphorous, this space gets occupied by water.


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