Asked by kohlton barlow on Apr 24, 2024
Verified
In the reaction HCl ⇌ H+ + Cl- , what is the value of K if [HCl] = 0.001 M and [Cl-] = [H+] = 0.20 M?
A) 0.04
B) 40.0
C) 0.20
D) None of the above
K
The chemical symbol for potassium, an essential mineral and electrolyte involved in nerve function and fluid balance.
[Cl-]
The chloride ion, a chlorine atom that has gained one electron to achieve a stable electronic configuration, commonly found in salt compounds.
- Understand the concept of chemical equilibrium and the calculation of the equilibrium constant (K).
- Calculate the concentrations of reactants and products in a chemical equilibrium.
Verified Answer
LP
Leslie Perez5 days ago
Final Answer :
B
Explanation :
The equilibrium constant KKK for the reaction is given by [HS+][Cl−]/[HCl][HS^+][Cl^-]/[HCl][HS+][Cl−]/[HCl] . Substituting the given concentrations, K=(0.20×0.20)/0.001=40.0K = (0.20 \times 0.20) / 0.001 = 40.0K=(0.20×0.20)/0.001=40.0 .
Learning Objectives
- Understand the concept of chemical equilibrium and the calculation of the equilibrium constant (K).
- Calculate the concentrations of reactants and products in a chemical equilibrium.