The spacing between reflecting planes in a crystal is 2.82 × 10−¹⁰ m. A beam of X-rays is strongly reflected at an angle of 160° with the crystal face. What is the wavelength of the X-rays?

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The Answer of The spacing between reflecting planes in a crystal is 2.82 × 10−¹⁰ m. A beam of X-rays is strongly reflected at an angle of 160° with the crystal face. What is the wavelength of the X-rays?

The Spacing Between Reflecting Planes in a Crystal Is 2