MEDIUMMCQ SINGLENEET ChemistryPhysical ChemistryChemical kineticsPrevious Year Questions
The rate constant for a first order reaction is 4.606 10 s x . The time required to reduce 2.0 g of the reactant to 0.2 g is: (NEET 2020)
A.500 s✓ Correct
B.1000 s
C.100 s
D.200 s
Explanation
0 1 ln t C t k C 3 1 2 2.303log 0.2 4.606 10 x x 500sec CHEMICAL KINETICS 35
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