I need to find K for the given conditions

  • Thread starter Thread starter gtfish
  • Start date Start date
  • Tags Tags
    Conditions
Click For Summary
SUMMARY

The discussion focuses on determining the equilibrium constant (K) for the reaction H2O(g) + Cl2O(g) <--> 2HOCl(g) under various conditions. The established equilibrium constant K is 0.0900 at 25 degrees Celsius. Participants analyze three sets of conditions to assess whether the system is at equilibrium and predict the direction of the reaction shift. The consensus indicates that conditions A and B are not at equilibrium, while condition C is at equilibrium.

PREREQUISITES
  • Understanding of chemical equilibrium concepts
  • Knowledge of the equilibrium constant (K) and its significance
  • Familiarity with partial pressures and their calculations
  • Ability to apply Le Chatelier's Principle
NEXT STEPS
  • Learn how to calculate Kp and Kc for gas-phase reactions
  • Study Le Chatelier's Principle and its applications in equilibrium shifts
  • Explore the impact of changes in concentration and pressure on equilibrium
  • Review examples of equilibrium problems in chemical thermodynamics
USEFUL FOR

Chemistry students, educators, and professionals involved in chemical kinetics and equilibrium analysis.

gtfish
Messages
2
Reaction score
0
I'm so confused about what to do for this problem... I know that I need to find K for the given conditions but I'm not quite sure how. Any help would be greatly appreciated

For each of the following sets of conditions, determine if the system is at equilibrium or not. For those not at equilibrium, state in which direction the system will shift.
It gives K as .0900 at 25 degrees Celsius for the reaction:
H2O(g) + Cl2O(g)<--> 2HOCl(g)
Then it gives several different conditions such as:
A) PH2O= 296 torr PCl2O= 15 torr PHOCl= 15 torr
B) 3.0 L flask contains .35 mol HOCl, .001 mol Cl2O and .98 mol H2O
C) 2.0 L flask contains .084 mol HOCl, .08 mol Cl2O and .98 mol H2O
 
Chemistry news on Phys.org
A)

I believe the reaction will be towards the products because you have too many moles of gas on the left, so the reaction will work to react these gases and increase the product.

B)

There's very little ClO2 and so the equilibrium will be shifted to make more reactants.

C)

Equilibrium.
 
At any instant u have Kp = Kc

so calculate K for each given conditions And see whether it is equal to given K or not

U will have it in them ur book How to calculate the K in various conditions
 

Similar threads

  • · Replies 2 ·
Replies
2
Views
8K
Replies
4
Views
3K
  • · Replies 1 ·
Replies
1
Views
5K
  • · Replies 4 ·
Replies
4
Views
7K
Replies
4
Views
6K
  • · Replies 1 ·
Replies
1
Views
4K
  • · Replies 7 ·
Replies
7
Views
9K
  • · Replies 1 ·
Replies
1
Views
4K