+3 votes
in Physics by kratos

Use Moseley'* law b = 1 to find the frequency of the Kα X-rays of La (Z = 57) if the frequency of the Kα X-rays of Cu (Z = 29) is known to be 1.88 x 1018 Hz.

1 Answer

+4 votes
by kratos
 
Best answer

Using the equation,

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