A chemical reaction has reached equilibrium.
The Reactants (A) have a concentration of 20nM and the Products (B) have a concentration of 10µM.
Step 1: Resolve standard units.
Step 2. Calculate Keq
Step 3. Calculate ∆G
A chemical reaction has reached equilibrium. The Reactants (A) have a concentration of 20nM and the...
9. What does it mean if Keq < 1, at equilibrium? The concentration of reactants is greater than the concentration of products. b. The concentration of products is greater than the concentration of reactants. The rate of the forward reaction is greater than the rate of the reverse reaction. c. d. The rate of the reverse reaction is greater than the rate of the forward reaction. e. The concentration of products and reactants are about the same. Which of the...
A chemical reaction has reached equilibrium when A) the concentrations of reactants and products are equal. B) all reactants have been converted to products. all products have been removed from the reaction mixture. D) the catalyst has been used up. E) the rate of the forward reaction equals the rate of the reverse reaction. 6) An equilibrium in which all the components are gases is a A) heterogeneous equilibrium. D) homogeneous B) liquid C) catalytic E) reversible 7) The equilibrium...
Equilibrium is reached in chemical reactions when: Oa. All chemical reactions stop. Ob. The forward reaction stops. c. The rates of the forward and reverse reactions become equal. d. The concentrations of reactants and products become equal. Oe. The temperature shows a sharp rise. Equilibrium is reached in chemical reactions when: Oa. All chemical reactions stop. Ob. The forward reaction stops. c. The rates of the forward and reverse reactions become equal. d. The concentrations of reactants and products become...
2. (12) A chemical reaction rate is the speed at which reactants are converted to products. List four factors that affect the rates of all reactions: a) b) 3. (8) Give a statement of LeChatelier's Principle for a chemical reaction at equilibrium: 4. (14) For the reaction at equilibrium: 3 H2(g) + N2 (g) ==> 2 NH3(g) + heat (exothermic) a) write the equilibrium constant expression for the reaction above: Keq = b) For each of the following changes in...
Which of the following is true regarding the concentration of the reactants for a chemical reaction that is at equilibrium. a. Concentration of the reactants will not change because the forward reaction has stopped b. Concentration of the reactants will not change because the intermediate is used up c. Concentration of the reactants will not change because the forward and reverse reacts rates are equal d. Concentration of the reactants will change because this is a dynamic process e. Concentration...
Define chemical equilibrium with regards to reaction concentrations and how a reaction will proceed in the cell (i.e. if starting from 1 M of reactants/products with a Keq of 100).
The reaction is at equilibrium and does not favor products or reactants. Question 19 1 pts Consider the following balanced chemical equation: 2 H2O(g) + 2 SO2(g) + 2 H2S(g) + 3 O2(g) A reaction mixture initially contains 2.7 MH20 and 2.6 M SO. Determine the equilibrium concentration of H2S if Ke for the reaction at this temperature is 1.3 x 100
Which of the following is a true statement about chemical equilibria in general? A. At equilibrium the total concentration of products equals the total concentration of reactants, that is, [products] = [reactants]. B. Equilibrium is the result of the cessation of all chemical change. C. There is only one set of equilibrium concentrations that equals the Kc value. D. At equilibrium, the rate constant of the forward reaction is equal to the rate constant for the reverse reaction. E. At...
The equilibrium constant for the gas phase reaction 2S03 (g) 2SO2 (g) O2(g) is Keq 3.6 x 10-3 at 999 K.At equilibrium, A) products predominate B) reactants predominate C) roughly equal amounts of products and reactants are present D) only products are present E) only reactants are present The equilibrium constant for the gas phase reaction 2S03 (g) 2SO2 (g) O2(g) is Keq 3.6 x 10-3 at 999 K.At equilibrium, A) products predominate B) reactants predominate C) roughly equal amounts...
Select all of the true statements regarding chemical equilibrium. The concentrations of reactants and products are equal. The concentrations of reactants and products remain constant. Reactants are being converted to products and vice versa. The rates of the forward and reverse reactions are equal. Write the equilibrium constant expression for the reaction A(s)+3 B() 2C (aq) D(aq) in terms of [A]. [B]. [C], and [D] K = Write the equilibrium-constant expression for the reaction shown in terms of [A]. [B]....