1.

Concentration of the limiting reactant (with initial concentration of a moles/litre) after time t is (a-x). Then 't' for a first order reaction is given by

A. <img src="/_files/images/chemical-engineering/chemical-reaction-engineering/437-12-1.png">
B. <img src="/_files/images/chemical-engineering/chemical-reaction-engineering/437-12-2.png">
C. <img src="/_files/images/chemical-engineering/chemical-reaction-engineering/437-12-3.png">
D. <img src="/_files/images/chemical-engineering/chemical-reaction-engineering/437-12-4.png">
Answer» B. <img src="/_files/images/chemical-engineering/chemical-reaction-engineering/437-12-2.png">


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