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Calculate the activation energy of a reaction with the following data: t°C k,s-¹ 476. 1.77×10-⁴...

Calculate the activation energy of a reaction with the following data:
t°C k,s-¹
476. 1.77×10-⁴
528. 2.66×10-³
578. 2.98×10-²
626. 2.57×10-¹
725. unknown
a) Plot a graph using appropriate relationship between rate constant and temperature.
b) Use the graph to obtain the average value of the activation energy Ea.
c) Determine the unknown rate constant of the reaction at 725°C.
d) Determine the temperature at which the value of k would be equal to 2.80×10-³s-¹.?

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now