Quiz2KEY

Quiz2KEY - Chem 6A 2011 (Sailor) QUIZ #2 Name: Version A...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Chem 6A 2011 (Sailor) QUIZ #2 Name: Version A Key Student ID Number: Section Number: Some useful constants and relationships: Specific heat capacities (in J/g . K): H 2 O (l) = 4.184; Al (s) = 0.900; Cu (s) = 0.387; Steel (s) = 0.45 101.325 J = 1 L . atm 1 atm = 760 Torr 1J = 1kg . m 2 /s 2 1 eV = 1.6022 x 10-19 J R = Ideal gas constant: 0.08206 L . atm . mol-1 . K-1 = 8.31451 J . mol-1 . K-1 Avogadro constant: 6.022 x 10 23 mole-1 Planck's constant = h = 6.6261 x 10-34 J . s c = speed of light: 3.00 x 10 8 m/s R H = 1.097 x 10-2 nm-1 C 2 = second radiation constant = 1.44 x 10-2 K . m T max = 1 5 C 2 Emitted power (W) Surface area (m 2 ) = ( cons tan t ) T 4 e = mc 2 c = 1 = R H 1 n 1 2 1 n 2 2 E = h E = hc E (in Joules) = 2.18 10 18 Z 2 n 2 1 18 1 2 H 2 13 14 15 16 17 He 1.0079 4.0026 3 4 5 6 7 8 9 10 Li Be B C N O F Ne 6.941 9.01218 10.811 12.011 14.0067 15.9994 18.9984 20.1797 11 12 13 14 15 16 17 18 Na Mg 3 4 5 6 7 8 9 10 11 12 Al Si P S Cl Ar 22.9898 24.305 26.9815 28.0855 30.9738 32.066 35.4527 39.948 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr 39.0983 40.078 44.9559 47.88 50.9415 51.9961 54.9381 55.847 58.9332 58.69 63.546 65.39 69.723 72.61 74.9216 78.96 79.904 83.8 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe 85.4578 87.62 88.9059 91.224 92.9064 95.94 98.9063 101.07 102.906 106.42 107.868 112.411 114.82 118.71 121.75 127.6 126.905 131.29 55 56 57 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn 132.905 137.327 138.906 178.49 180.948 183.85 186.207 190.2 192.22 195.08 196.967 200.59 204.383 207.2 208.98 208.982 209.987 222.018 87 88 89 104 105 106 107 108 109 Fr Ra Ac 223.02 226.025 227.028 ------ 58 59 60 61 62 63 64 65 66 67 68 69 70 71 Lanthanides Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu 140.12 140.91 144.24 146.92 150.35 151.96 157.25 158.92 162.5 164.93 167.26 168.93 173.04 174.97 90 91 92 93 94 95 96 97 98 99 100 101 102 103 Actinides Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr 232.038 231.04 238.03 237.05 239.05 241.06 247.07 249.08 251.08 254.09 257.1 258.1 255 262.1 Chem 6A 2011 (Sailor) QUIZ #2 1. A rocket fuel is composed of two liquids, hydrazine (N 2 H 4 ) and dinitrogen tetraoxide (N 2 O 4 ), which ignite on contact to form nitrogen gas and water vapor via the following equation: 2N 2 H 4( l ) + N 2 O 4( l ) 3N 2( g ) + 4H 2 O ( g ) If 3.12 mol of N 2 H 4 and 2.17 mol of N 2 O 4 are mixed to form the rocket fuel: (a) What is the limiting reactant (10 pts):...
View Full Document

Page1 / 9

Quiz2KEY - Chem 6A 2011 (Sailor) QUIZ #2 Name: Version A...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online