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OpenStudy (anonymous):
calculate the frequency required to eject electrons from gold with a work function of 8.76 x 10^-19 J
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OpenStudy (cuanchi):
\[E=h \nu \] energy is equal to h (the Planck constant =6.626 x10^-34 Js) times "nu" the frequency \[\nu=\frac{ E }{ h }\] frequency = 8.76 x 10^-19 J / 6.626 x 10^-34 J= 1.32 x 10^15 s^-1
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