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For a reaction, A⎯→B + C, it was found that at the end of 10 min from the start the total optical rotation of the system

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Question of Exercise 1

Chemical Kinetics of Class 12

Question
For a reaction, A ⎯→ B + C, it was found that at the end of 10 min from the start the total optical rotation of the system was 50° and when the reaction is complete it was 100°. Assuming that only B and C are optically active and dextro rotatory, the rate constant of this first order reaction would be

Answer

Option 1 0.069 min1

Option 2 0.69 min1

Option 3 6.9 min1

Option 4 6.9 × 102 min1

Answer:

0.069 min1

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