Write equilibrium constant expressions for reactions involving pure solids or liquids

For the following reaction, write the equilibrium expression:

Consider the following dissolution of a solid and write the equilibrium expression for it:

In the following reaction, 2.00 moles of both hydrogen gas and oxygen gas are added to a 4.00 L empty vacuum-sealed container that is pressurized to force the reaction to occur. What is the value of K for this reaction?

Write the equilibrium constant expression for the following reaction:

For the following reaction, solve for K if all material have a concentration of 1.00 M:

For the following dissolution of a silver iodide, what is the concentration of the silver ion if the K value is 8.3*10^-17 and the concentration of the iodine ion is 1.4*10^-6 M?

Solve for the missing concentration in the following reaction given that K_a is 4.7*10^-7 and the concentrations of carbonic acid and H₃O⁺ are 1.50 M and 1.25 M respectively:

For the following acid dissociation, find the value of K_a if the concentrations of boric acid (I), the hydronium ion, and boric acid (II) are 4.17*10^-3 M, 1.50*10^-6 M, and 1.50*10^-6 M respectively.

Hint: Boric acid (I) is the compound with boron and more hydrogens than the other boric acid (II) compound.

In the following electrochemical half-reaction, what is the concentration of the hydrogen cation if the pressure of hydrogen gas is 1.00 atm and K is 5.2*10^8?

For the following electrochemical reaction, the value of K is 3.47*10¹⁵ . What is the value of the silver ion at equilibrium?

For the following break down of silver chloride, what is the value of K if the concentration of ions in solution at equilibrium are both 3.61*10^-3 ?

In the following reaction, all  the chlorine gas is the limiting reactant at 3.00 moles. What is the value of K for this reaction?

The generic reaction shown below has values of for all gases at equilibrium. What is the value of ?

In the following reaction, of chlorine are created from the starting solid that was added into of pure water. What is the value of for this reaction?

In the dissociation of hydrofluoric acid written below, what is the value of if the equilibrium concentration of both products is  and the equilibrium concentration of hydrofluoric acid is  ?