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Unformatted text preview: e = 1.60 x 1019 C) o r = distance separating 2 atoms • debyes (D)  unit equal to 3.34 x 1030 coulombmeters (Cm) Calculate the dipole moment of HCl if the H and Cl are separated by 1.27Å • Q = 1 e = 1.60 x 1019 C • r = 1.27Å • m = (1.60 x 1019 C)(1.27Å)(1010m/1.00Å)(1D/3.34 x 1030 Cm) • m = 6.08 D In units of e , what is the charge on the atoms of a compound if they're separated by 2.74Å and have a measured dipole moment of 1.97 D? • Q = m/r • m = 1.97D = (1.97D)(3.34 x 1030 Cm / D) = 6.5798 x 1030 Cm • r = 2.74Å = (2.74Å)(1010m/1.00Å) = 2.74 x 1010m • Q = m/r = (6.5798 x 1030 Cm) / (2.74 x 1010m) = 2.40 x 1020 C • (2.40 x 1020 C)(1 e / 1.60 x 1019 C) = 0.150 e...
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This document was uploaded on 10/30/2011 for the course CHEM 161 at Rutgers.
 Spring '08
 vacillian
 Electron, Mole

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