For the conditions of Example 15 8 estimate the effective diffusivity of acetone vapor in the pores of activated carbon with the following properties particle density 0 85 g cm 3 , particle porosity 0 48, average pore diameter 25 A, and tortu osity 2 75 Consider both bulk and Knudsen diffusion, but ignore surface diffusion

Question: For the conditions of Example 15.8 estimate the effective diffusivity of acetone vapor in the pores of activated carbon with the following properties: particle density

For the conditions of Example 15.8 estimate the effective diffusivity of acetone vapor in the pores of activated carbon with the following properties: particle density = 0.85 g/cm³, particle porosity = 0.48, average pore diameter = 25 A, and tortu-osity = 2.75. Consider both bulk and Knudsen diffusion, but ignore surface diffusion.

Step by Step Solution

★★★★★

3.30 Rating (159 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

From a modification of Eq 1575 omitting surfac... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

37-E-C-E-S-P (531).docx

120 KBs Word File

Students Have Also Explored These Related Chemical Engineering Questions!

For the conditions of Example 3.13, determine at what height from the top the average concentration of CO2 would correspond to 50% of saturation.

For the conditions of Prob. 1715 use a 1095 plain carbon-steel heat-treated belt. Conditions at the driving pulley hub require a pulley outside diameter of 3 in or more. Specify your belt, pulley...

For the conditions of Prob. 473, show that buckling according to the parabolic formula will occur when the outside diameter is D-2 Per Sy/2 1/2

For the conditions of Example 15.8, estimate the effective diffusivity of acetone vapor in the pores of activated carbon whose properties are: p = 0.85 g/cm 3 , p = 0:48, average d p = 25 A , and...

For the conditions of Exercise 15.17, estimate the effective diffusivity of water vapor in the pores of activated alumina with the following properties: particle density = 1.38 g/cm3, particle...

a. Example 15-1: Finding the Effective Diffusivity of De Wolfram 1. Can you think up a question about the sliders that would be somewhat interesting? I am not sure I can, thats why there is no...

One of the oldest membrane materials used for dialysis is porous cellophane, a thin transparent sheet made of regenerated cellulose. Typical values of parameters for commercial cellophane membranes...

1.Ab. Concentration of a flue gas A flue gas consists of carbon dioxide, oxygen, water vapor, and nitrogen. The molar fractions of CO2 and O2 in a sample of the gas are 12% and 6%, respectively. The...

A 1.31b. Membrane area required for dialysis One of the oldest membrane materials used for dialysis is porous cellophane, a thin transparent sheet made of regenerated cellulose. Typical values of...

Think of a problem that you may be interested in that deals with a comparison of two population proportions. Propose either a confidence interval or a hypothesis test question that compares these two...

When considering the future performance of a company, financial analysts often use forecasts for earnings per share (EPS). Naturally, we are interested in the quality of these forecasts. We can...

Search online to read about Jeff Bezoss management of his new executives. Specifically, explore Amazon.coms S-Team meetings (management.fortune .cnn.com/2012/11/16/jeff-bezos-amazon/). Why does Bezos...

1. What normally occurs at the ST segment? 2. What does a normal QRS on the ECG represent? 3. What is happening at the PR interval? 4. What does it mean if the PR interval is too short or too long?

1. What happens at the T wave? 2. When a patient is experiencing bradycardia, you will expect to see all the following, EXCEPT: a) Shorter R-R b) shorter diastole interval c) Shorter QRS peaks d)...

1. When a P wave is shown on a normal ECG graph, what events are occurring in the heart? 2. What is being measured on the X-axis and the Y-axis on the ECG? 3. What part of the conduction pathway is...

Two reactions and their equilibrium constants are given. A + 2 B 2C K1 = 2.97 2 C D K2 = 0.246 Calculate the value of the equilibrium constant for the reaction D = A + 2 B. K =

Berna is an insurance agent and she meets with a prospective client, Hakan. Hakan has a wife, Andrea, and 2 children Basir and Esma. Hakan would like to purchase a policy based on his wife Andrea's...

A warrant gives its owner the right to purchase three shares of common stock at an exercise price of $64 per share. The current market price of the stock is $71. What is the minimum value of the...

What criteria have been developed for deciding which settling equation is applicable for a given particle diameter?

What form of the SoudersBrown equation is used to correlate empirical settling data?

A settling chamber at a coal-burning installation has the following chamber dimensions, operating conditions, and inlet particle- size distribution, where 1 pound = 7,000 grains. Determine the...

Blossom Corp, issued a five-year bond one year ago with a coupon rate of 5.5 percent. The bond pays interest semiannually. If the yiel to maturity on this bond is 12 percent, what is the price of the...

Use the horizontal model or write the journal entry, for each of the following transactions and adjustments that occurred during the first year of operations at issick Co. a, issued 220,000 shares of...

Excel Online Structured Activity: NPV profiles A company is considering two mutually exclusive expansion plans. Plan A requires a $40 million expenditure on a large-scale integrated plant that would...