DSSUR (give units) DSTOT (give units) (B) Does the spontaneity of this reaction change with temperature? Please explain. If there is a crossover temperature, calculate it.
1.) Here is the reaction of carbon monoxide and hydrogen to form gaseous methanol at 298 K.
This reaction is spontaneous at 298 K under standard conditions.
CO (g) + 2 H2 (g) CH3OH (g
|
Substance |
DHfo kJ/mol |
So J/(K mol) |
|
CH3OH (g) |
-201 |
239.9 |
|
H2 (g) |
|
130.7 |
|
CO (g) |
-110.5 |
197.7 |
(A) What is DSSUR in this problem? What is DSTOT? Is this consistent with your answer to (e)?
Please explain.
DSSUR (give units)
DSTOT
(give units)
(B) Does the spontaneity of this reaction change with temperature? Please explain. If there is a crossover temperature, calculate it.
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