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Home Q & A Board Science-Related Homework Help Physics
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mahafakhoury mahafakhoury
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6 years ago
A beam of X-rays of different frequencies is reflected at 10 degrees off a crystal of interatomic spacing 0.2 nm. Which X-ray wavelength is preferentially reflected?
 a. 0.0943 nm
  b. 0.139 nm
  c. 0.069 5 nm
  d. 1.02  10-10 m
  e. 3.47  10-11 m
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lizziemjordanlizziemjordan
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6 years ago
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mahafakhoury Author
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6 years ago
Thanks for your help!!
annabananerz
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Yesterday
Just got PERFECT on my quiz
macbookpro1
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2 hours ago
This helped my grade so much Perfect
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