2002_final - Chemistry 101 Sign Name: _ Fall 2002 ID #:_...

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Chemistry 101 Sign Name: ________________________ Fall 2002 ID #:______________________________ FINAL Lab Day: __________________________ Wednesday, December 11, 12:00-2:00 Lab Time: _________________________ Lab TA/Section: ____________________ Some useful things x p _h 2 π λ = p h (P + 2 2 V an ) (V – nb) = nRT E n = - 2 2 Z n R H c = λν h ν = E kin + Φ E k = Nm RT 3 At STP, one mole occupies 22.4 liters. R H = 1312 kJ/mol R H = 2.18 . 10 -18 J R = 0.082 L . atm mol . K h = 6.626 . 10 -34 Js c = 2.998 . 10 8 m/s Problem Score Grade 1 - 14 (112 points) 15 - 16 (29 points) 17 - 18 (32 points) 19 - 21 (62 points) 22 - 24 (65 points) Total (300 points)
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Page 2 of 14 PRINT NAME:_______________________ MULTIPLE CHOICE. Circle the correct answer for questions # 1 - 14. [8 points each]. 1. All isotopes of tin have a) The same number of neutrons b) The same weight c) The same number of electrons d) The same number of particles in the nucleus e) None of the above 2. According to the law of definite proportions, a bottle of water containing 40 g of hydrogen atoms will contain: a) 40 g of oxygen atoms b) 80 g of oxygen atoms c) 320 g of oxygen atoms d) 80 atoms of oxygen e) 160 g of oxygen atoms 3. The atoms N, P, As, Sb should: a) have similar densities b) have similar chemical compounds c) have similar ionization energies d) have similar oxidation states e) have similar melting points 4. Which element has the largest electronegativity? a) Al b) Xe c) H d) O e) Te
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Page 3 of 14 PRINT NAME:_______________________ 5. Which solution will conduct electricity best? a)
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2002_final - Chemistry 101 Sign Name: _ Fall 2002 ID #:_...

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