X rays diffract from a crystal in which the spacing between atomic planes is 0.177 nm. The second- order diffraction occurs at 56.0°. Part A What is the angle of the first-order diffraction? Express your answer in degrees. 0 = 25 ΜΕ ΑΣΦ Submit Previous Answers Request Answer ? × Incorrect; Try Again; 3 attempts remaining о
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