One second is equal to the duration in which… | ClassNotes

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One second is equal to the duration in which… | ClassNotes

E

Editor

Sep 18, 2022

One second is equal to the duration in which the outer-most electron of the _______ atom makes 91,92,631,770 vibrations

Difficulty: Hard

A:

Kr-86

B:

N-14

C:

U-235

D:

Cs-133

ID: 63273db7ca83163ac3a0de03