JEE Main · ChemistryMedium
A zero order reaction has a rate constant . If the initial concentration of the reactant is , what is the time taken for the reaction to complete?
- A.
- B.
- C.
- D.
Show correct answer & step-by-step solution
Correct answer: B —
Solution
- For a zero order reaction, the integrated rate law is .
- At completion, , so .
- Substitute values: .
- .
- Hence the answer is (B).
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