The wavelength of X rays used in X ray crystallography is 8 x 10-1 – McqOptions

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1.	The wavelength of X rays used in X ray crystallography is 8 x 10-10 m. It undergoes the first-order reflection at a glancing angle of 4.59 . What is the spacing between the atomic planes?
A.	4 x 10<sup>-9</sup> m
B.	15 x 10<sup>-9</sup> m
C.	10 x 10<sup>-9</sup> m
D.	5 x 10<sup>-9</sup> m
Answer» E.

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