1. The decomposition of aqueous sucrose to form the isomers glucose and fructose is a common organic reaction, which requires a strong catalyst: C12H22O11(aq) + H2O(l) → 2C6H12O6(aq).  The following data were collected during the process: Time (min) [C12H22O11] (mol/L) 0 0.316 39 0.274 80 0.238 140 0.190 210 0.146 (a) If we performed a new trial with an initial concentration of sucrose of 0.400 mol/L, what concentration would remain after 4.0 h has passed?

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
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1. The decomposition of aqueous sucrose to form the isomers glucose and fructose is a common organic reaction, which requires a strong catalyst: C12H22O11(aq) + H2O(l) → 2C6H12O6(aq).  The following data were collected during the process:

Time (min)

[C12H22O11] (mol/L)

0

0.316

39

0.274

80

0.238

140

0.190

210

0.146

  1. (a) If we performed a new trial with an initial concentration of sucrose of 0.400 mol/L, what concentration would remain after 4.0 h has passed?

2. Methyl isomerizes to acetonitrile, CH3NC(g) → CH3CN(g) at 215°C.  The following data were collected during the process:

Time (sec)

[CH3NC] (mol/L)

2000

0.0110

5000

0.0059

8000

0.0031

12000

0.0014

15000

0.0007

2. (a) Assuming the process continues, what concentration of methyl isonitrile would we expect after 5.00 h?

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