Question: For how long on average would an H atom remain on a surface at 298 K if its desorption activation energy were (a) 15 kJ

For how long on average would an H atom remain on a surface at 298 K if its desorption activation energy were

(a) 15 kJ mol−1,

(b) 150 kJ mol−1?

Take τ0 = 0.10 ps. For how long on average would the same atoms remain at 1000 K?

Step by Step Solution

★★★★★

3.43 Rating (159 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The halflife for the Hatom to remain on the surface can be ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

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

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Physical Chemistry Questions!

Q:

For how long on average would an atom remain on a surface at 400 K if its desertion activation energy were? (a) 20 kO mol-1, (b) 200 k] mol-I? Take TO = 0.12 ps. For how long on average would the...

Q:

A cyclic machine receives 325 kJ from a 1000 K energy reservoir. It rejects 125 kJ to a 400 K energy reservoir and the cycle produces 200 kJ of work as output. Is this cycle reversible, irreversible,...

Q:

How much of the 100 kJ of thermal energy at 800 K can be converted to useful work? Assume the environment to be at 25C.

Q:

What is the difference between a reversible and irreversible gas expansion? [26] How does a car battery store energy? [27] What are the common muzzle exit velocities for ammunition in normal ries?...

Q:

Which of the following elements is an alkali metal? 2 points Ca Cu Fe Na SC Which of the following electron configurations are written INCORRECTLY? 2 points 1. Ca: 1s22s22p383p45 II. Mg: 1s 2s 2p 3s...

Q:

a. Example 13-1: Batch Reactor with an Exothermic Reaction Wolfram 1. Adiabatic Case: Use Wolfram to see whether you can find a trajectory that is ready to ignite and whose trajectory looks like a...

Q:

Summarize this for me Someone who understand MEA and HEA very well. And please make sure the summary is 2 pages . no less than 2 pages plz thanks Effects of temperature on mechanical properties and...

Q:

QUESTION 23 15 points Save Answer there is no rotation. A green car with mass 900 kg is travelling east at 40 m/s. Simultaneously, a yellow car with mass 1600 kg is travelling north at 30 m/s. They...

Q:

Question 1 You are employed as a metallurgist by a motor car manufacturer that uses a very low carbon ferritic sheet steel for its body panels. The general manager calls you in and tells you that...

Q:

This text was adapted by The Saylor Foundation under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License without attribution as requested by the work's original creator or licensee. 1...

Q:

What is the fundamental difference between a privately held corporation and a public corporation?

Q:

Let z = 2+ 6i and w = 4 2i. Find out the following in the a + iform. 1. z2 + w 2. Zw? 1 3. wz 4. z1- w !

Q:

A PHP based web page is NOT a client / server architecture type application because PHP code is not executed on the client. TRUE OR FALSE

Q:

Who reads the business plan and what are they looking for when doing so?

Q:

If the reaction Fe 2 N(s) + 3/2H 2 (g) 2Fe(s) + NH 3 (g) comes to equilibrium at a total pressure of 1 bar, analysis of the gas shows that at 700. and 800. K, PNH 3 /PH 2 = 2.165 and 1.083,...

Q:

Count Rumford observed that using cannon boring machinery a single horse could heat 11.6 kg of ice water (T = 273 K) to T = 355 K in 2.5 hours. Assuming the same rate of work, how high could a horse...

Q:

If 3.365 g of ethanol, C 2 H 5 OH(l), is burned completely in a bomb calorimeter at 298.15 K, the heat produced is 99.472 kJ. a. Calculate H o combustion for ethanol at 298.15 K. b. Calculate H o f...

Q:

Haggerty Hilts plans to issue 12 -year, zero-coupon bonds to finance its capital expansion. Haggerty wants to raise $25 million for the expansion If the required return on the bonds is 13.0% APR,...

Q:

Risk analysis techniques like sensitivity and scenario analysis are important because: These analyses require effort which helps to employ more college graduates Additional analysis is always better...

Q:

While she was travelling, Zaina took advantage of the convenience of cash withdrawals on her credit card since her Canadian debit card wasnt accepted in the country she was in. According to her...