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CHE350_2010_HW3_soln

# CHE350_2010_HW3_soln - ChE 350 Fall 2010 Homework 3(show...

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Unformatted text preview: ChE 350 Fall 2010 Homework 3 (show your work!) 1.‘ (A) Convert the i) [331] and ii) [120] lattice directions into the four-index Miller-Bravais scheme for hexagonal unit cells: a E“ A i) ii) 16 \’\ OX (B) Sketch (and label) the [331 and [112] lattice directions in the hexagonal unit cell: HCP ‘V 0‘“ 2. (A) Convert the i) (l l l) and ii) (l l 1) planes into the four-index Miller-Bravais scheme for hexagonal unit cells: ‘ i) CHEW ii (MOD 1) and (112) lattice planes in the hexagonal unit cell: @ (B) Sketch (and label) the (E [‘44- ChE 350 Fall 2010 Homework 3 (show your work!) f 4. Calculate the theoretical density of MgO, given that it has the rock salt crystal structure. (Ionic radii are provided in Table 12.3 of Callister). u . 0 M93 all-50.071 nm 0 O ‘2:O.\Ll06m A! 7A .\ *- \4 Rex amt (‘JL\\ Lt (Mama 0£ MC; . '5. ‘1 00mm% 6‘9? O ' A0 _ , (VEGA " a; ‘rvom Qt (93/ %“ ’1 W5 73 mesaeudei , \ p (A VMES 3‘ Pox L \ = ' , ‘ I n 3 '3 4 aka-ms (ZULBW ﬁlm») l— Hammg 0L0 3mm) QC) ) em) 5 a} % t 1:1 ((3:09 Z. WIN—5* 1L0 .MC: hmﬁu Lt; tO’LZngb \ 13:99am g/aﬂ 5. For each of the followingvcrystal structures, represent the indicated plane in the manner of Figures 3.11 and 3.12 in Callister, showing both cations and anions: (a) ( 100) piane for the rock salt crystal structure: ‘ I CROW!“ 3 t 0 W ...
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