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Please answer the following questions in the provided documentBb THE FINAL EXAM – Ther
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F2016 TH KIN FINAL VER X
S Live Discussion – Studyp X
Atkins_Physical_Chemistr X
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https://blackboard.siena.edu/bbcswebdav/pid-981132-dt-content-rid-948970_1/courses/CHEM310.06.F16/F2016\%20TH\%20KIN\%20FINAL\%20VER\%203c.pdf
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Atkins_Physical_Chem
F2016 TH KIN FINAL
F2016 TH KIN FINAL VER 3c
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The mechanism for the chain reaction between gaseous hydrogen and gaseous bromine is
E = 192.9 kJ / mol
al
Eq2 = 0 kJ / mol
Br, +M_K2Br + M
2Br + M_k>Br, + M
Br+H, _*;> HBr + H
HBr+H_ky Br+H,
E = 73.6 kJ/mol
a,3
+
E = 3.8 kJ / mol
a, 4
H+ Brz
HBr + Br
E95 = 3.8 kJ / mol
where M is a chaperon. An analysis of this mechanism gives the rate equation as:
2k [H, [Br]
dt
[HBr]
ka HBr
k[Br.]
HBr
1+
1+k.
obs
[Br]
+
where kobs and Kids are the observed rate constants. What is the value of the activation energy for the
overall reaction H (8)+ Br(8)→ 2HBr(8)? What is the temperature dependence of kom?
3:28 PM
a
12/14/2016
23

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