What is the distance (in pm) between the two layers of atoms
When X-rays of wavelength 0.900 nm are diffracted by a metal crystal, the angle of first-order diffraction (n = 1) is measured to be 15.2°. What is the distance (in pm) between the two layers of atoms responsible for this diffraction.
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A charge of +9q is fixed to one corner of a square, while a charge of -6q is fixed to the diagonally opposite corner. Expressed in terms of q, what charge should be fixed to the center of the square, so the potential is zero at each of the two emp
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If 17.0 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia?
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