Chemistry - Chemical Kinetics Question with Solution | TestHub

ChemistryChemical KineticsMiscellaneous/MixedEasy2 minPYQ_2020
ChemistryEasysingle choice

For reactionsPQandXYArrhenius constants are106and108respectively. IfEPQ=1500cal/moleandExy=2000cal/mole,then find the temperature at which their rate constants are same.
(Given:R=2cal/mole/K)

Options:

Answer:
C
Solution:

A1e-Ea1/RT=A2e-Ea2/RTA2A1=eEa2-Ea1/RT
102=e500/RT
R=2cal/K/mole
2ln10=5002T
T=2502×2.303K

Stream:NTA_ABHYASSubject:ChemistryTopic:Chemical KineticsSubtopic:Miscellaneous/Mixed
2mℹ️ Source: PYQ_2020

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