Question
Asked Jul 31, 2019
6 views

For the reaction

2N2(g) + O2(g)2N2O(g)

H° = 164.2 kJ and S° = -148.5 J/K

The equilibrium constant for this reaction at 289.0 K is ______. 


check_circle

Expert Answer

Step 1

The equilibrium constant can be calculated as per the following equation,

help_outline

Image Transcriptionclose

AGo RT In(keq) AGo AHo TAS° AHo 164.2 kJ = 164.2 x 103 J ASo 148.5 J/K T 289 K, R = 8.3 14 J/ mol- K

fullscreen
Step 2

Substituting the above values, we get,

help_outline

Image Transcriptionclose

AGoΔΗ-TASo ΔG164.2 x 10,-289 x (- 148.5) ΔG2071 16.5 J

fullscreen
Step 3

Now, we know ...

help_outline

Image Transcriptionclose

AGo RT In(keq) Substituting the values, 207116.5 8.314 x 289 x ln (keq) Keg = 3.66 x 10-38

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Chemistry

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Choose the statement that correctly describes how a weak electrolyte looks in a beaker of water.  ...

A: The correct statement has to be chosen about how a weak electrolyte looks in a beaker of water. Give...

question_answer

Q: Indicate the answer choice that best completes the statement or answers the question 1. What is the ...

A: To explain the given statement, consider HCl molecule.

question_answer

Q: At 25 °C, how many dissociated OH– ions are there in 1291 mL of an aqueous solution whose pH is 1.39...

A: The number of dissociated hydroxide ions are present in given solution is determined as,

question_answer

Q: the energy nano ther required for the last ionization step-that is, 11.42 are a 79+ Hg(g)Hg0(g)e 80+...

A: The relation between m and nm is as follows:1m=109 nmThus,162nm=162×10-9 mThe relation between frequ...

question_answer

Q: The proposed mechanism for a reaction is NO + O3 => NO3 + O      Fast NO3 + O => NO2 + O2     ...

A: Click to see the answer

question_answer

Q: 10. Starting with toluene, which of the following is the best method to make the ether shown below? ...

A: Reason for correct option:Toluene reacts with ferric chloride and chlorine we get p-chloro-toluene f...

question_answer

Q: For the reaction2NO(g)+ O2(g)2NO2(g)G° = -73.5 kJ and S° = -146.5 J/K at 278 K and 1 atm.The maximum...

A: The reaction of NO gas with oxygen gas results in the formation of nitrogen dioxide gas. The corresp...

question_answer

Q: For the molecular compound sulfur trioxide, disulfur decafluoride, H20 what would you multiply the m...

A: 1 mole of a compound is equal to its 6.022×1023 molecules. Therefore, 1 mole of SO3 is equal to 6.02...

question_answer

Q: The equilibrium constant for a system at chemical equilibrium at 318 oC is 3.4 x 10-3.  Calculate th...

A: The standard free energy change for the system is given by the expression given in the equation (1) ...