A Crystal Was Analyzed with X-Rays Having 1 $\theta$ = 219°Assuming N = 1,what Is the Distance Between the Layers

question 26

Multiple Choice

A crystal was analyzed with x-rays having 1.57 Å wavelength.A reflection was produced at $\theta$ = 21.9°.Assuming n = 1,what is the distance between the layers of atoms in the crystal?

• A)8.42 Å
• B)4.21 Å
• C)0.475 Å
• D)0.846 Å
• E)2.10 Å

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