問題詳情

6. (5%) A single crystal of table salt (NaCl) is irradiated with a beam of X rays of wavelength 0.250nm, and the first Bragg reflection is observed at an angle of 300. What is the atomic spacing of NaCl?
(A) 0.250


(B) 0.5


(C) 0.125 nm
(D) 0.250 nm
(E) 0.500 mm. 

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增