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JEE Mains Model Paper 9

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Question : 32

Total: 90

The time for half life period of a certain reaction A → products is 1 hour. When the initialconcentration of the reactant 'A', is 2.0 mol L−1, how much time does it take for its concentration tocome from 0.50 to 0.25 mol L−1 if it is a zero order reaction?

4 h
0.5 h
0.25 h
1 h

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