A graph of volume of hydrogen released us. Time for the reaction betwe – InterviewSolution

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1.	A graph of volume of hydrogen released us. Time for the reaction between zinc and dil. HCI is given in figure below On the basis of this, mark the correct option.
Answer» AVERAGE RATE upto 40 seconds is `(V_(3)-V_(2))/(40)` Avergae rate upto 40 seconds is `(V_(3)-V_(2))/(40 - 30)` Average rate upto 40 seconds is `(V_(3))/(30)` Average rate upto 40 seconds is `(V_(3) -V_(1))/(40 - 20)` ANSWER :C

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