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Q.

In a zero order reaction half life is 100 sec. After how much time 78 fraction of reactant will be 8 reacted?

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a

300 sec.

b

200 sec.

c

175 sec.

d

25 sec

answer is C.

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Detailed Solution

In a zero order reaction half life is 

x=Kt  ⇒7a8=a200×t  ⇒t=175sec

175 Sec will be taken for reactant.

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