chm1045test03soln

chm1045test03soln - FORMULA SHEET (TEAR OFF) NA = 6.022 x...

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FORMULA SHEET (TEAR OFF) N A = 6.022 x 10 23 ° C = ( 5 / 9 ) ( ° F – 32) ° F = ( 9 / 5 )( ° C) + 32 M i V i = M f V f 1 amu = 1.661 x 10 -27 kg ° C = K - 273.15 K = ° C + 273.15 h = 6.626 x 10 -34 J . s E photon = h ν = hc/ λ c = νλ ( x)(m v) (h/4 π ) c = 2.998 x 10 8 m/s (1/ λ ) = R H [ (1/m 2 ) - (1/n 2 ) ] λ = h/mv R H = 1.097 x 10 -2 nm -1 U 2245 - (k z + z - )/d 1 atm = 760 torr E = q + w H = E + pV G = H - TS 1 atm = 1.013 bar G = H - T S, if T is held constant 1 J = 1 kg . m 2 /s 2 R = 0.08206 L . atm/mol . K 1 L . atm = 101.3 J S ° surr = - H ° rxn /T for a chemical reaction R = 8.314 J/mol . K v ave = (3RT/M) 1/2 pV = nRT p i = X i p total p = nRT/(V- nb) - an 2 /V 2
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GENERAL CHEMISTRY 1 THIRD HOUR EXAM APRIL 6, 2007 Name ________________________________________________ Panthersoft ID ________________________________________________ Signature ________________________________________________ Part 1 ________________ (28 points) Part 2 ________________ (33 points) Part 3 ________________ (39 points) TOTAL________________ (100 points) Part 1. Multiple choice. Circle the letter corresponding to the correct answer. There is one and only one correct answer per problem. [4 points each] 1) Atoms of which of the following elements have the highest value for electronegativity? a) C (carbon) 2
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b) N (nitrogen) B c) Si (silicon) d) P (phosphorus) e) Sn (tin) 2) Atoms of which of the following elements can violate the octet rule by having more than eight electrons in the valence shell? a) Cl (chlorine) b) N (nitrogen) A c) O (oxygen) d) Both b and c e) Both a and b and c 3) The electron cloud geometry around an atom surrounded by six regions containing electrons is a) trigonal planar b) tetrahedral D
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This test prep was uploaded on 04/17/2008 for the course CHM 1045 taught by Professor Jeffreyjoens during the Spring '08 term at FIU.

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chm1045test03soln - FORMULA SHEET (TEAR OFF) NA = 6.022 x...

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