An X-ray beam of = 154 pm is incident on the surface of an unknown metallic
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An X-ray beam of λ = 154 pm is incident on the surface of an unknown metallic crystal. It produces a maximum diffraction at an angle of θ = 29.1°. Assuming n = 1, calculate the separation between layers of metal atoms in the crystal.
a) 316 pm
b) 105 pm
c) 154 pm
d) 158 pm
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