Calculate the formation change
Calculate the formation change CaF2(The sublimation energy for is +178.2, = +589.8, = +1145, and the lattice energy of is 2630 .)
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The first-order bright fringe is a distance of 4.84 from the center of the central bright fringe. For what wavelength of light will the first-order dark fringe be observed at this same point on the screen?
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What is the molarity of a solution of 14.0 NH4Br in enough H20 to make 150 mL of solution
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