Question: The standard enthalpy of a certain reaction is approximately constant at + 125 k] mol-l from 800 K up to 1500 K. The standard reaction

The standard enthalpy of a certain reaction is approximately constant at + 125 k] mol-l from 800 K up to 1500 K. The standard reaction Gibbs energy is +22 kJ mol-1 at 1120 K. Estimate the temperature at which the equilibrium constant becomes greater than 1.

Step by Step Solution

★★★★★

3.38 Rating (160 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

At 1120 K AG 22 x 10J mol AG RT 941 x 102 AH 1 ... 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)

57-C-PC-E (258).docx

120 KBs Word File

Students Have Also Explored These Related Physical Chemistry Questions!

The standard enthalpy of formation of the metallocene bis (benzene) chromium was measured in a calorimeter. It was found for the reaction Cr (C6H6)2(s) Cr(s) + 2 C6H6 (g) that Uo (583 K) = +8.0 kJ...

The standard enthalpy of combustion of solid urea (CO (NH2)2) is -632 kl mol-1 at 298 K and its standard molar entropy is 104.60 J K-1 mol-1, Calculate the standard Gibbs energy of formation of urea...

The rate constant for a certain reaction is 1.4 1005 M1 min1 at 483 K. The activation energy for the reaction is 2.11 1003 J/mol. What is the rate constant for the reaction at 611 K?

14 Thermodynamics and Thermochemistry . The reaction, MgO(s) + C(s) Mg(s) + CO(g ) 18 The entropy change associated with the conversion of 1 kg of ice at 273 K to water vapours at 383 K is for which...

Please answer E, F, H, and L I will rate for responses. S1. Many chemists thought that the direct combination of nitrogen with hydrogen was impossible, but in 1905 the German chemist Fritz Haber...

Chemical reaction CO (g) + H2O (g) CO2 (g) + H2 (g) (1) Find the equilibrium constant at 298 K. (2) How does the equilibrium move as the temperature rises? (3) The temperature at which the...

the central science of chemistry The automobile fuel called E85E85 consists of 85%% ethanol and 15%% gasoline. E85 can be used in the so-called flex-fuel vehicles (FFVs), which can use gasoline,...

The average energy output of a good grade of coal is 2.6 10 7 kJ/ton. Fission of 1 mol of 235 U releases 2.1 10 10 kJ. Find the number of tons of coal needed to produce the same energy as 1 lb of...

The standard reaction enthalpy of Zn(s) + H 2 O(g) ZnO(s) + H 2 (g) is approximately constant at +224 kJ mol 1 from 920 K up to 1280 K. The standard reaction Gibbs energy is +33 kJ mol 1 at 1280 K....

Calculate the molarity of a solution prepared by dissolving 5 grams of NaCl ( molecular weight = 5 8 . 4 4 g / mol ) in 2 5 0 mL of water. Determine the number of moles of CO produced when 2 moles of...

Bryan and Cody each contributed $120,000 to the newly formed BC Partnership in exchange for a 50% interest. The partnership used the available funds to acquire equipment costing $200,000 and to fund...

Iodine-131 is used in the diagnosis and treatment of thyroid disease and has a half-life of 8.0 days. If a patient with thyroid disease consumes a sample of Na131I containing 10. g of 134I, how long...

\ int ( x ^ ( 3 ) ) / ( x ^ ( 4 ) - 5 ) dx , u = x ^ ( 4 ) - 5

Let Br = {1,..., k} be the standard k-element set. Recall that the matrix M(f) associated to a map f : Bm Bn is the array with n rows and m columns a11 a12 aim a21 a22 azm ... M(f) = an1 an2 anm...

Essendon Pty Limited manufactures guidance systems for rockets that are used to launch commercial satellites. The companys Software Business Division reported the following data for the last year:...

Franklin Company purchases 4,500 units of Widgelets each year in lots of 500 units per order. cost of placing one order is $22, and the cost of carrying one unit of product in inventory for a year is...

Bambino Ltd recorded an accounting profit before income tax of $450,000 for the year ended 30 June 2020 that included the following: Depreciation of plant equipment $80,000 Royalty revenue 45,000...

Find the limit of f as (x,y)(0,0) or show that the limit does not exist. Consider converting the function to polar coordinates to make finding the limit easier. 3 2 x - xy f(x,y) = x +y? Select the...

Describe two types of secured operating loans.

Explain the meaning and consequences of waveparticle duality.

What are the advantages of working with normalized wavefunctions?

Functions of the form sin(nx/L) can be used to model the wavefunctions of electrons in a carbon nanotube of length L. Show that the wavefunctions sin(nx/L) and sin(mx/L), where nm, are orthogonal for...

What is the annual rate of return on the stock (percentage) before tax? A. 37.67% B. 23.55% C. 29.19% D.18.45% E. 21.80% Please I need help with the solution and steps to get to the solution. Thank...

Muscarella Inc. has the following balance sheet and income statement data: Cash $ 14,000 Accounts payable $ 42,000 Receivables 70,000 Other current liabilities 28,000 Inventories 210,000 Total CL $...

The Biltmore Equipment Co. just issued 250,000 zero coupon bonds. These bonds. mature in 30 years, have a par value of $1,000, and have a yield to maturity of 7.25 percent. WHat is the approximate...