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PracticeSheet7 key - b) c) d) e) C H H H H 2-2-2-C O O O C...

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Practice Sheet 7 7B.1 a) Sulfur trioxide d) Tetraphosphorus decaoxide b) Si 2 Br 6 e) CS 2 c) Dinitrogen tetraoxide f) Nitrogen trifluoride 7B.2 a) 2, 1, 0 c) 3, 2, 0 e) 0, 2, 0 f) 3, 0, 0 7D.1 a) The same as below but with dots instead of lines. 7D.2 NH 3 3, 0, 0, 1, 8 NH 4 + 4, 0, 0, 0, 8 ClO 2 2, 0, 0, 8, 20
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CH 3 COO - 5, 1, 0, 5, 24 CO :C ≡ O: 0, 0, 1, 2, 10 H 2 0 2, 0, 0, 2, 8 7D.3 a) CuSO 4 ∙ 6H 2 O b) Fe(CN) 3 c) iron(II) hydroxide d) Ca 3 (PO 4 ) 2 7D.4 a) Hydrogen carbonate ion or bicarbonate ion b) Hypochlorite ion c) Nitrite ion d) Nitrate ion e) Sulfite ion f) Acetate ion 7D.5 a)
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Unformatted text preview: b) c) d) e) C H H H H 2-2-2-C O O O C O O O C O O O N Cl Cl Cl C N H 7D.6 Magnesium nitrate is Mg(NO 3 ) 2 , so there are 6 O atoms in each Mg(NO 3 ) 2 . So, the calculation is as follows: Mg(NO3)2 Mg(NO3)2 Mg(NO3)2 Mg(NO3)2 mol 0.5 toms O 6 mol 10 x 6.022 23 a = 1.8 10 24 O atoms 7D.7 a) SO 4 2 d) HPO 4 2 b) ClO 2 e) ClO 4 c) OH f) NH 4 +...
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This note was uploaded on 11/04/2011 for the course CHEM 105 taught by Professor Macedone during the Fall '07 term at BYU.

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PracticeSheet7 key - b) c) d) e) C H H H H 2-2-2-C O O O C...

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