Log in
Chemistry
1
answer
0
watching
171
views

2. A closed system initially contains 5.000 M of H2 and 4.000 M ofI2 at 448oC is allowed to reach equilibrium. Analysis of theequilibrium mixture shows that the concentration of HI is 2.87M.

(a) Calculate the equilibrium concentration of hydrogen gas andiodine gas;
H2 (g) + I2 (g) <==> 2HI (g)










(b) Calculate the value Kc (equilibrium constant) at 448oC for thereaction:





c) Calculate Kp for this reaction.

Watch
1
answer
0
watching
171
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Keith Leannon
Keith LeannonLv2
28 Sep 2019

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share
discord banner image
Join us on Discord
Chemistry Study Group
Join now

Related textbook solutions

Basic Chemistry
5 Edition,
Timberlake
ISBN: 9780134138046
Principles of Chemistry Molecular Approach
4th Edition,
Tro
ISBN: 9780134112831
Principles of Chemistry Molecular Approach
3rd Edition, 2014
Tro
ISBN: 9780321971944
Chemistry: Structure and Properties
2nd Edition,
Tro
ISBN: 9780134293936
Chemistry: A Molecular Approach
3rd Edition,
Tro
ISBN: 9780321809247
Chemistry: A Molecular Approach
5th Edition,
Tro
ISBN: 9780134874371
Principles of Chemistry: A Molecular Approach
4th Edition,
Tro
ISBN: 9780134895741
Chemistry: The Central Science
14th Edition, 2017
Brown
ISBN: 9780134414232

Related questions

For the reaction: 2POCl3(g)2PCl3(g) + O2(g) ΔH = +508kJ

Complete the table below by writing: increase, decrease, or noeffect.

Kp

Partial pressure of POCl3

The mixture is cooled from 100 oC to 85oC

PCl3(g) is removed

The total volume is decreased

O2(g) is added

Adding a catalyst

) A 3.000-L flask isinitially filled with 3.00 mol of HI(g) at 448oC.

The reaction is2HI(g) H2(g) +I2(g) Kc = 0.198 at 448 oC.

Calculate the equilibriumconcentrations of H2, I2, and HI in moles perliter at

448oC.

A 50.0 L vessel contains1.00 mol N2, 3.00 mol H2, and 0.500 molNH3.

Will more ammonia,NH3, be formed or will it decompose when the mixturegoes

to equilibrium at 400oC? The equation is N2(g) + 3H2(g)2NH3(g)

Kc = 0.500 at 400oC

3) C (s) +H2O(g) CO(g) +H2(g)

At 800 oC,the equilibrium constant, Kp, is 14.1.

a) Calculate theequilibrium partial pressures of H2O, CO, andH2 at 800 oC if you

start withsolid carbon and 0.20 mol H2O in 2.00 Lvessel

b) Calculate the amount (in moles) of solid carbon needed toestablish equilibrium?

1. The equilibrium constant for the reaction 2HI<--->H2 + I2 is 7.0 at 4520 K. Determine the concentration of all species when 3 M HI is added to a reaction vessel and allowed to reach equilibrium.

2. For the reaction 2HI<---> H2 + I2, Kc=0.02 at 445 degree C. If HI= 2.5 M; I2=3.5M;HI=3.0M at 445 degree C, is the mixture at equilibrium? If not at Equilibrium, in which direction left to right or right to left, will the reaction proceed to reach equilibrium?

The equilibrium constant Kc for the reaction below is 87.3 at a certain temperature.

H2 (g) + I2 (g) <--> 2HI (g)

If you start with 0.140 M hydrogen iodide, what will the concentrations of H2, I2, and HI be at equilibrium?

[H2]= ? M [I2]= ? M [HI]= ? M

Weekly leaderboard

Home
Homework Help 3,900,000
Chemistry 830,000
Start filling in the gaps now
Log in