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____________________? | MCQ Hive

Chemical Engineering Chemical Reaction

Q 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 A. K. t = ln a/(a – x)
B B. K. t = x/a (a – x)
C C. K. t = ln (a – x)/a
D D. K. t = ln a (a – x)/x

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