Elementary Principles 359

# Elementary Principles 359 - 9.12 a 1 m3 at 298K 3.00 torr...

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9- 7 9.12 a. b. c . 1 m 3 at 298K, 3.00 torr Products at 1375K, 3.00 torr n 0 (mol) n 1 (mol O 2 ) 0.111 mol SiH 4 /mol n 2 (mol SiO 2 ) 0.8889 mol O 2 /mol n 3 (mol H 2 ) SiH g)+ O g) SiO s)+ 2H g) 42 2 2 (( ( ( 3 -3 3 o i 4 21 2 22 1 m 273 K 3.00 torr 1 mol Ideal Gas Equation of state : 0.1614 mol 298 K 760 torr 22.4 10 m SiH : 0=0.1111(0.1614 mol) 0.0179 mol O : 0.8889(0.1614 mol) 0.1256 mol O SiO : 0. io i n nn n n νξ ξξ ξ == × =+ −⇒= =− = 2 23 2 0179 mol SiO H : =2 =0.0358 mol H n ΔΔ Δ ± ( ± )( ± ) (. ) ] . HH H r o f o SiO s) f o SiH g) 24 = [ kJ mol kJ / mol −− = 851 619 7891 References : SiH g),O (g),SiO g),H g) at 298 K ( out in out in 4 ˆ ˆ Substance (mol h) (mol h) (kJ mol) SiH 0.0179 0 ˆ O 0.1435 0 0.1256 ˆ SiO 0.0179
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## This note was uploaded on 02/27/2012 for the course CHEMICAL E 312 taught by Professor Cheung during the Fall '11 term at The University of Akron.

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