A first order reflection from the (123) planes of a cubic crystal was observed at an angle of e = 24.8 ° when X-rays of wavelength 154 pm were used. h k? 12 d a b? 1 -=- + n2 = 2d sin 0 hki (i) Determine the length of the side of the unit cell.

A first order reflection from the (123) planes of a cubic crystal was observed at an angle of e = 24.8 ° when X-rays of wavelength 154 pm were used. h k? 12 d a b? 1 -=- + n2 = 2d sin 0 hki (i) Determine the length of the side of the unit cell.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter9: Liquids, Solids, And Materials

Section: Chapter Questions

Problem 74QRT

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A first order reflection from the (123) planes of a cubic crystal was observed at an angle of e
= 24.8 ° when X-rays of wavelength 154 pm were used.
1
h k? 1?
d u? b?
na = 2d sin e
-= -
hki
(i)
Determine the length of the side of the unit cell.

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