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April 24, 2014

Homework Help: general chemistry

Posted by soso on Sunday, February 13, 2011 at 10:03pm.

A metal whose threshold frequency is 9.021014 s-1 emits an electron with a velocity of 7.11E5 m/s when radiation of 1.261015 s-1 strikes the metal.
Use these data to calculate the mass of the electron

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