Quiz_1A_1B

# Quiz_1A_1B - Do all Problems(1101100 Total Points A\u^s u...

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Unformatted text preview: Do all Problems (1101100 Total Points) A\u^s u{ Name: )olc'r-h onS p = QUIZ#la MSEG 302 Write your answers below the question'on this paper 2-1 (15 pts) How many atoms in s0 cm3 of Lead(Pb) ? 11 .36 g/crn3 \, fo.oZ x loz3at lns A i t-tr: I * \ 5 Nn = 6,02 x 10 23 atorns/mol Atomic Mass = 207.19 g/mol A+-,rrns o{ Pb = 5o .r= | l'3b q x l # x j A,ti s sina Cgnvctf,iortr p"\i S"sin4 For*ions o{ J il Mo\es et N; : (o,Sss crrj *W, P*Ji^t Un,Iqthq"r : a_nco f l^tct vol nf\t_ (^\c,"lcsi ,".r A,t i 55i .J (an.-' tlar S ion -5 A,tissi4: Po.{,* J o1 Antrtu-cr AfurnS o{ '?b = 1.fu5 x /Cat{c,rb-s A,,rs.^sr tC€x, x lO^) ur['^t n { tVJ 2-2 , (15 pts) In order to plate a steel part having a surface area of 200 in2 with a 0.002 inch thick layer of nickel, (a) how many atoms of nickel ' are required and (b) how many moles of nicker are required? Nn = 6.02 x 10 23 atoms/mol p = 8.902 glcm} Atomic Mass = 58.71glmol Z.S4 cm = 1 inch Vol**q = (Looin.1(o.o0e i^ ) ( 2.sq "^ lr- ;")j - G.s 55 ,-t d A+o-s o{ A}i = fu.ss5.-o x T#" ffi" 0"" i:;*i' s,qK x lD"^*{o-s '{r 8 I rnoi 5 9 , 1 l q ) + r l AAolos "{ A} r : O" q q L{ r',llas ffi^,s M"t- n z q o C r r \ A D ' . s , 1 , * 1 , - c , c , o ofz t - Z r r r ? . . - - b \E (ur fif)' Cotec* idlo. -frr- P D S P F 4 o = 3 . 5 1 b 7 A 3-2 (15 pts) Determine the planar density nickel in the (100), (1 10), and (1 11) ptanes. is close packed? Afun^ic un;4s f \ 1 A ....
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Quiz_1A_1B - Do all Problems(1101100 Total Points A\u^s u...

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