Estimate the effective radius of a glycine molecule in water at 25C given that its diffusion coefficient

Question:

Estimate the effective radius of a glycine molecule in water at 25°C given that its diffusion coefficient is 1.055 X 10-9 m2 S-1 and that the viscosity of water is 1.00 cP.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Physical Chemistry

ISBN: 978-0716743880

7th Edition

Authors: Peter Atkins

See More Books

Question Posted: Mar 12, 2010 05:12 AM

See More Questions

Liquid water at 25 C and 1 bar fills a rigid vessel. If heat is added to the water until its temperature reaches 50 C, what pressure is developed? The average value of ( between 25 and 50oC is 36.2 (...
The diffusion constant for the amino acid glycine in water has a value of 1.06 10-9 m2/s. In a 2.0-cm-long tube with a cross-sectional area of 1.5 10-4 m2, the mass rate of diffusion is m/t = 4.2 ...
Estimate the time needed for a glycine molecule (see Table 13.14) to diffuse a distance of 15 m in water at 20oC if its concentration varies over that distance from 1.00 mol/m3 to 0.40 mol/m3....
(a) Calculate the number of free electrons per cubic meter for silver, assuming that there are 1.3 free electrons per silver atom. The electrical conductivity and density for Ag are 6.8 107(.m)-1...
(a) Carefully complete the energy diagram by drawing a curve that accurately shows the progress of the reaction, beginning at the reactants, moving through the transition state, and ending at the...
You have a circular wire loop of radius \(a=0.50 \mathrm{~m}\). It carries a current that increases linearly from 0 to \(4.5 \mathrm{~A}\) in \(0.30 \mathrm{~s}\). At the center of this loop is a...
Westile Company buys plain ceramic tiles and prints different designs on them for souvenir and gift stores. It buys the tiles from a small company in Europe, so at all times it keeps on hand a stock...
Sub Saharan Africa: Be able to find Angola, Benin, Burundi, Burkina Faso, Chad, Cameroon, Democratic Republic of the Congo, Eritrea, Ethiopia, The Gambia, Ghana, Ivory Coast, Kenya, Madagascar, Mali,...
(a) Use MegaStat or MINITAB to deseasonalize the quarterly data on PepsiCo's revenues and t a trend. Interpret the results. (b) Use MegaStat or MINITAB to perform a regression using seasonal...
The diffusion coefficient of I in hexane at 25C is 4.05 x 10-9 m2 S-1. Estimate the time required for an iodine molecule to have a root mean square displacement of 1.0 cm.
The diffusion coefficient for CCl4 in heptane is 3.17 X 10-9 m2 S-1' How long does a molecule take to jump through about one molecular diameter (approximately the fundamental jump length for...
The slider of mass m is released from rest in position A and slides without friction along the vertical-plane guide shown. Determine the height h such that the normal force exerted by the guide on...
The base of a triangle is 6 meters longer than the height of the triangle. If the area of the triangle is 108 square meters, what are the base and height of the triangle?
When collecting an account that has been previously written off two journal entries are recorded. The first of these entries debits accounts receivable while the second of these entries credits...
Which one of the following statements is true with respect to issuers and investors in short-term securities? Question 12 options: a) Governments are primarily issuers of long-term securities. b)...
Choose a topic you found to be difficult to understand. Research this topic and present your findings. Include a summary of the topic, why you found the topic to be difficult, and what you learned...
What assumption is made, under the administrative presumption of coverage, when a beneficiary is correctly assigned to one of the designated, case-mix classifiers on the initial 5-Day PPS assessment?
Why is diversity important in the composition of a governing board?
A 2500-lbm car moving at 15 mi/h is accelerated at a constant rate of 15 ft/s 2 up to a speed of 50 mi/h. Calculate force and total time required?
Why is it critical to keep the project stakeholders informed? What transparency mechanisms can you use to enhance communication with your stakeholders?
Using a spreadsheet program or graphing calculator, plot ln P against 1/T on the same set of axes for DH vap = 15, 20., 25, and 30. kJ mol 1 for the equation ln P = DH vap /RT. Is the vapor pressure...
A reaction mixture consisting of 2.00 mol CO and 3.00 mol H 2 is placed in a reaction vessel of volume 10.0 L and heated to 1200. K. At equilibrium, 0.478 mol CH 4 was present in the system....
In the Haber process for ammonia synthesis, K = 0.036 for N 2 (g) + 3 H 2 (g) 2 NH 3 (g) at 500. K. If a reactor of volume 2.0 L is charged with 1.42 bar of N 2 and 2.87 bar of H 2 , what will the...
2. Consider a helicopter rotor in a wind tunnel. The rotor is spinning and the wind is turned on. The equation for the rotor flapping was derived in class for this situation. Note that = - +C/2 =...
In this problem, you are asked to go through the steps of a finite element analysis. The key features include the use of isoparametric element formulation and Gauss numerical integration. (A) Problem...
A wheel rolls without slipping on a surface with a constant radius of curvature R. The centre of curvature is located at point O. R 20 9 G m Assume the wheel can be approximated as a uniform disk...

Estimate the effective radius of a glycine molecule in water at 25C given that its diffusion coefficient

Question:

Step by Step Answer:

The diffusion constant is related to the ...View the full answer

Physical Chemistry

Students also viewed these Physical Chemistry questions