mid_term_A

mid_term_A - 1 Chemistry 20A-1 version A Dr. E.R. Scerri...

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1 Chemistry 20A-1 version A Dr. E.R. Scerri Mid Term 1, October 22, 2003 PROBLEM Points scored Points available 1 13 2 14 3 20 4 13 total 60 Name_____________________________________ (all capitals) Last First Signature ___________________________________ ID #_______________________________________
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2 Instructions : This exam has 4 questions plus a periodic table at end of exam. Verify you have the right number of pages before you begin. Write your name on each page. Raise your hand if you don't understand a question. SHOW YOUR WORK ! No credit will be given for an unsubstantiated or illegible answer. Write legibly, use proper units throughout and use significant figures in all answers. Good luck! Possibly useful information : 12 inches = 1 foot, 2.54 cm = 1 inch. h = 6.63 x 10 -34 J sec N o = 6.02 x 10 23 mol -1 c = 3.00 x 10 8 m sec -1 m e = 9.11 x 10 -31 kg 1 a.m.u. = 1.66 x 10 -27 kg 1 Å = 10 -10 m g = 9.81 m/s 1 eV = 1.602 x 10 -19 J V electrostatic (r) Q 1 Q 2 /r; K.E. =1/2mv 2 = p
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This note was uploaded on 04/14/2008 for the course CHEM 20A taught by Professor Scerri during the Fall '05 term at UCLA.

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mid_term_A - 1 Chemistry 20A-1 version A Dr. E.R. Scerri...

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