JEE MainChemistryChemical Kinetics and Nuclear ChemistryMCQ+4 / −1
In a first order reaction, the concentration of the reactant decreases from 0.8 M to 0.4 M in 15 minutes. The time taken for the concentration to change from 0.1 M to 0.025 M is
- A30 minutes
- B60 minutes
- C7.5 minutes
- D15 minutes
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