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Author Question: If the interplanar spacing of NaCl is 2.814 1010 m, what is the predicted angle at which X-rays of ... (Read 80 times)

tiffannnnyyyyyy

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on: Jul 28, 2018
If the interplanar spacing of NaCl is 2.814  1010 m, what is the predicted angle at which X-rays of wavelength 0.140 nm will be diffracted in a first-order maximum?
 a. 31.3
  b. 7.20
  c. 20.5
  d. 14.4
  e. 29.8

Question 2

The full moon by definition occurs
 a. for only a day.
  b. for 7-3/8 days.
  c. only for an instant.
  d. only once every month.


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cassie_ragen

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


tiffannnnyyyyyy

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Reply 2 on: Jul 28, 2018
Wow, this really help

cdmart10

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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