What is the Equilibrium Constant for the Reaction Between PbCl2 and Ag+?

In summary, the equilibrium constant, denoted as K, is a measure of the extent to which a chemical reaction proceeds to completion. It is calculated by dividing the concentration of products by the concentration of reactants at equilibrium, taking into account the coefficients in the balanced chemical equation. The value of the equilibrium constant can be affected by changes in temperature, pressure, and concentrations of reactants and products. It can also be used to predict the direction of a reaction by comparing the initial concentrations to the equilibrium constant.
  • #1
Miike012
1,009
0
Given the following reaction data at 25oC,
PbCl2  Pb+2 + 2Cl- Kc = 1.8*10-10
2Ag+ + 2Cl-  2AgCl Kc = 2.48*105
Calculate Kc for the reaction of PbCl2 and Ag+.
a. 7.2*10-16
b. 1.4*1015
c. 4.4*105
d. 4.5*10-5
e. can not solve

Is this solveable? I don't know where to start>?
 
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  • #2
Start writing reaction equation and all Kc formulas. If you were not ignoring template, you would have it ready.
 

Related to What is the Equilibrium Constant for the Reaction Between PbCl2 and Ag+?

What is the equilibrium constant?

The equilibrium constant, often denoted as K, is a quantitative measure of the extent to which a chemical reaction proceeds to completion. It is the ratio of the concentration of products to the concentration of reactants at equilibrium, with each concentration raised to the power of its coefficient in the balanced chemical equation.

How do you calculate the equilibrium constant?

The equilibrium constant is calculated by dividing the concentration of products by the concentration of reactants at equilibrium, with each concentration raised to the power of its coefficient in the balanced chemical equation. This can also be expressed as the ratio of the forward rate constant to the reverse rate constant.

What factors can affect the value of the equilibrium constant?

The value of the equilibrium constant can be affected by changes in temperature, pressure, and the concentrations of reactants and products. Catalysts can also affect the equilibrium constant by altering the rate of the forward and reverse reactions.

Can the equilibrium constant change?

The equilibrium constant is a constant at a specific temperature and pressure. However, changing these conditions can alter the value of the equilibrium constant. Additionally, the presence of catalysts or changes in the concentrations of reactants and products can also change the value of the equilibrium constant.

How can the equilibrium constant be used to predict the direction of a reaction?

If the value of the equilibrium constant is greater than 1, it indicates that the products are favored at equilibrium. If the value is less than 1, it indicates that the reactants are favored at equilibrium. By comparing the initial concentrations of reactants and products to the equilibrium constant, the direction of the reaction can be predicted.

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