JEE Main · ChemistryMedium
For a reaction , the rate law is . If the concentration of is doubled and is halved, the rate of reaction will:
- A.Increase by 2 times
- B.Decrease by 2 times
- C.Remain unchanged
- D.Increase by 4 times
Show correct answer & step-by-step solution
Correct answer: C — Remain unchanged
Solution
- Initial rate is .
- New concentrations are and .
- New rate is .
- Simplify: .
- Hence the answer is (C).
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