A crystal diffracts x-rays (£ = 154 pm) at an angle of 16.4 ° . What is the spacing between the layers of atoms that produced this diffraction?
(Assume the order of diffraction is one.)

Name: A crystal diffracts x-rays (£ = 154 pm) at an angle of 16.4 ° . What is the spacing between the layers of atoms that produced this diffraction? (Assume the order of diffraction is one.)
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Quizplus · Accepted Answer

Using Bragg's Law, nλ = 2d sin θ, where n = 1, λ = 154 pm, and θ = 16.4°. Solving for d gives d = 273 pm.

A Crystal Diffracts X-Rays (£ = 154 Pm) at an Angle