IMG_0001_NEW_0041 - Experiment shows that the decomposition...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
CHEM 122 Practice Questions for Final exam Kinetics l. The reaction of (CH3)3CBr with hydroxide ion proceeds with the formation of (CH3)3COH. (CH3[CBr(aq)+ OH-(aq) -+ (CHr),COH (aq) + Br(aq) The following data were obtained at 55"C. [{CH3)3CBr]s [OH-]o Initial Rate (mol&) (molll- s) 0.10 1.0 x l0-3 Exp. (mol/L) I 0.10 2 0.20 3 0.10 0.10 0.20 2.0 x l0-3 1.0 x l0-l 4 0.30 a.20 ? Strat will the initial rate (in mol/L o s) be in Experiment 4? (")t.0" to' 1) o.o ' to' c) l8 x 10-3 d) 9.0 x l0-3 e) none ofthese The following question refers to the gas-phase decomposition of ethylene chloride. C2H'C| -> products
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Experiment shows that the decomposition is first order. Time (s) 1.0 2.0 k*.rl NAJ"= -r'rlf What would the concentation be after 5.0 seconds? lrrVAh =--o'lf f +-l'l-1tr 0.13 M b) 0.12 M c) 0.08 M d) 0.02 M e) 0.19 M 3. A general reaction written as 2A + 29 --> C + 2D is studied and yields the following data: lAlo lBlo Initial AlCllAt O 100 M 0.100 M 4.00 x 10-5 meVL r-s 0200 M 0.100 M 4.00 x l0-5 mol/L r s 0*100M Oa(Y)M 8.00x10-5mcrlllrs Whd is the order of the reaction with respect to B? ")2 b)3 c)4 Ot e)o ln [C2H5CI] (M)-t.625-t.735-htA& = -kt +'lh1) "...
View Full Document

This note was uploaded on 12/27/2011 for the course CHEM 122 taught by Professor Williams during the Fall '10 term at Simon Fraser.

Ask a homework question - tutors are online