The following E(t) curve was obtained from a tracer test on a 20 dm³ reactor.kE(t) = 0.48(t) + 0.68(t - 2)A second-order reaction (AB) is to be carried out in this reactor, with vo = 10 dm³/min, CAO = 2mol/dm³, and k = 0.2 dm³/mol · min,.(i) What is the mean residence time tm?(j) What is the variance σ²?(k) What conversions do you expect from an ideal PFR and an ideal CSTR in a real reactor tm?(1) Find the conversion predicted by the segregation model.(m) Find the conversion predicted by the maximum mixedness model.(n) What conversion is predicted by the tanks-in-series model?(0) Suggest a two-parameter model (combination of ideal reactors with bypass and/or dead volume)consistent with the data; evaluate the model parameters, a and ẞ, and the expected conversion.(p) Compare and discuss the results of the four models.

(i) Mean Residence Time (τm):The mean residence time is the first moment of the residence time…

Answered: The following E(t) curve was obtained…

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

Section: Chapter Questions

Problem 1.1P

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For the following reaction set, define or propose two types of reactor systems to maximize product D selectivity, sketch the reactor system and describe clearly the input reactant concentrations and separation requirements if necessary. The unit of reaction rate is in units (mol/dm^3.sec) and concentration in units (mol/dm^3). (question on picture)
The decomposition of formic acid vapor according to the following reaction at 550oC follows a first-order kinetics, and at the above temperature, the reaction has a half-life of 240 s. HCO2H (g) ® CO2(g) + H2(g); Rate = k[HCO2H] If the initial concentration of HCO2H was 0.160 M, what is its concentration after four half-lives? (A) 0.010 M (B) 0.020 M (C) 0.040 M (D) 0.0050 M
1. The reaction A → B is to be carried out isothermally in a continuous-flow reactor. The entering volumetric flow rate (v.) is 8 L/h. For a constant volumetric flow rate v = Do, then FA CAVO Also, CAO FAO/vo. Pure species A enters into the reactor at a rate of 4 mol/h. Calculate both the CSTR and PFR volumes necessary to consume 99% of species A (i.e., CA = 0.01CAo) assuming the reaction rate -гA is a. -TAKA with kA = 0.05 mol/L.h b. rA KACA with kA = 0.0001 s¨¹ C. -TA KA(CA)² with kA = 300 L/mol.h 2. Repeat parts a, b, and c above to calculate the time necessary to consume 99.9% of species A in a 1,000 L constant-volume batch reactor with CA。 = 0.5 mol/L.
Consider the following system at equilibrium where AH° = -198 kJ/mol, and K. = 34.5 , at 1150 K. 2 SO2 (g) + O2 (g) 2 SO3 (g) When 0.28 moles of SO3 (g) are removed from the equilibrium system at constant temperature: The value ofK. The value of Qc The reaction must O run in the forward direction to restablish equilibrium. O run in the reverse direction to restablish equilibrium. O remain the same. It is already at equilibrium. The concentration of O, will
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For the following reaction, 2A (g) + B₂ (g) experimentally determined at 100 °C, is equal to k[A] [B₂]². Choose the appropriate option from the drop-down menu boxes to answer the questions below: a) The rate will b) [¹ quadrupled? The rate will 2C (g), the rate law, What would happen to the rate of the reaction if [A] is doubled? by a factor of What would happen to the rate of the reaction if [B₂] is by a factor of

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