Homework Answers
Explanation :
Equilibrium constant changes only with temperature.
concentrations , pressure and volume changes does not effect the Equilibrium constant
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For a chemical reaction at equilibrium, which of the following will change the value of the...
Which of the following is a true statement about chemical equilibria in general? equilibrium [products] = [reactants].
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...
1. Which of the following is true for a chemical reaction at equilibrium? only the forward...
1. Which of the following is true for a chemical reaction at equilibrium? only the forward reaction stops only the reverse reaction stops both the forward and reverse reactions stop the rate constants for the forward and reverse reactions are equal the rates of the forward and reverse reactions are equal 2. A chemical equilibrium may be established by starting a reaction with reactants only. d. any quantities of reactants and products. products only. e. all the above equal quantities...
A Which one of the following will change the value of an equilibrium constant? a) Varying the initial concentrations of...
A Which one of the following will change the value of an equilibrium constant? a) Varying the initial concentrations of reactants b) Varying the initial concentration of products c) Changing the volume of the reaction vessel d) Changing temperature e All of the above 5) The equililbrium constant for the gas phase reaction N2(g)+3H2(g) 2NH,(g) is Keg 4.34 x 10 at 300°C. At equilibrium a) products predominate b) only products are present reactants predominate d) only reactants are present roughly...
QUESTION 1 12 pc The term chemical equilibrium # refers to a state of a reversiblo...
QUESTION 1 12 pc The term chemical equilibrium # refers to a state of a reversiblo • chemical reactions in which the rate # of the forward reaction is equal to the rate of the reverse reaction An equilibrium constant is a measure of the products • of a reaction Very high Kvalues mean that the concentration of products is high and for very, very high K-values it can be stated that a reaction is practically irreversible Very low K-values...
Which of the following is true about the following chemical reaction at equilibrium? PICK ALL THAT...
Which of the following is true about the following chemical reaction at equilibrium? PICK ALL THAT APPLY. C6H12O6 + 6O2 6CO2 + 6H2O + Energy A. The concentration of H2O equals the concentration of O2. B. The rate of the forward reaction, reactants to products, equals the rate of the reverse reaction, products to reactants. C. The C-C bonds hold more energy in C6H12O6 than the C-O bonds in CO2. Hint: think teter-toter. D. The concentration of O2 is changing...
2. Label each of the following statement as True or False: Under chemical equilibrium, the concentration of the rea...
2. Label each of the following statement as True or False: Under chemical equilibrium, the concentration of the reactants is equal to the concentration of the products. a. b. Under chemical equilibrium, the rate of the forward reaction is equal to the rate of the reverse reaction. In Le Chatelier's Principle, the term "stress" refers to the death of a loved one, too much workload, and the deprivation of food and sleep. c. d. In Le Chatelier's Principle, the term...
For a chemical system that is in dynamic equilibrium with Kc = 0.50, which of the...
For a chemical system that is in dynamic equilibrium with Kc = 0.50, which of the following statements is FALSE? The rate of conversion of reactants to products is the same as the rate of conversion of products to reactants From the perspective of the forward reaction, the reaction mixture at equilibrium lies in favor of the products Both reactants and products are present in the reaction mixture The composition of the reaction mixture does not change with time The...
Which of the following will change the value of the equlibrium constant, K. for a given...
Which of the following will change the value of the equlibrium constant, K. for a given reaction? Increasing the concentrations of the reactants Increasing the pressure Increasing the concentrations of the products Increasing the temperature What is kinetic energy? the energy of an object's motion and position the energy from moving charged particles the energy stored due to an object's position or state the energy of an object in motion An equilibrium constant (K) much larger than I means that...
Which of the following is a true statement about chemical equilibria in general A
Which of the following is a true statement about chemical equilibria in general A.there is only one set of equilibrium concentrations that equal teh Kc value B.eqauilibrium is the result of cessation of all chemical change C.at equilibrium the rate of the forward reaction is equal to the rate of the reverse reaction D.at equilibrium the total concentration of products equals the total concentration of reactants. that is [products]=[reactants] I am going with C. as correct can you confirm please...
For a chemical system that is in dynamic equilibrium with Kc = 0.50, which of the...
For a chemical system that is in dynamic equilibrium with Kc = 0.50, which of the following statements is FALSE? Both reactants and products are present in the reaction mixture From the perspective of the forward reaction, the reaction mixture at equilibrium lies in favor of the products The composition of the reaction mixture does not change with time The rate of conversion of reactants to products is the same as the rate of conversion of products to reactants The...
1. Which of the following is true for a chemical reaction at equilibrium? only the forward reaction stops only the reverse reaction stops both the forward and reverse reactions stop the rate constants for the forward and reverse reactions are equal the rates of the forward and reverse reactions are equal 2. A chemical equilibrium may be established by starting a reaction with reactants only. d. any quantities of reactants and products. products only. e. all the above equal quantities...
A Which one of the following will change the value of an equilibrium constant? a) Varying the initial concentrations of reactants b) Varying the initial concentration of products c) Changing the volume of the reaction vessel d) Changing temperature e All of the above 5) The equililbrium constant for the gas phase reaction N2(g)+3H2(g) 2NH,(g) is Keg 4.34 x 10 at 300°C. At equilibrium a) products predominate b) only products are present reactants predominate d) only reactants are present roughly...
QUESTION 1 12 pc The term chemical equilibrium # refers to a state of a reversiblo • chemical reactions in which the rate # of the forward reaction is equal to the rate of the reverse reaction An equilibrium constant is a measure of the products • of a reaction Very high Kvalues mean that the concentration of products is high and for very, very high K-values it can be stated that a reaction is practically irreversible Very low K-values...
2. Label each of the following statement as True or False: Under chemical equilibrium, the concentration of the reactants is equal to the concentration of the products. a. b. Under chemical equilibrium, the rate of the forward reaction is equal to the rate of the reverse reaction. In Le Chatelier's Principle, the term "stress" refers to the death of a loved one, too much workload, and the deprivation of food and sleep. c. d. In Le Chatelier's Principle, the term...
For a chemical system that is in dynamic equilibrium with Kc = 0.50, which of the following statements is FALSE? The rate of conversion of reactants to products is the same as the rate of conversion of products to reactants From the perspective of the forward reaction, the reaction mixture at equilibrium lies in favor of the products Both reactants and products are present in the reaction mixture The composition of the reaction mixture does not change with time The...
Which of the following will change the value of the equlibrium constant, K. for a given reaction? Increasing the concentrations of the reactants Increasing the pressure Increasing the concentrations of the products Increasing the temperature What is kinetic energy? the energy of an object's motion and position the energy from moving charged particles the energy stored due to an object's position or state the energy of an object in motion An equilibrium constant (K) much larger than I means that...
For a chemical system that is in dynamic equilibrium with Kc = 0.50, which of the following statements is FALSE? Both reactants and products are present in the reaction mixture From the perspective of the forward reaction, the reaction mixture at equilibrium lies in favor of the products The composition of the reaction mixture does not change with time The rate of conversion of reactants to products is the same as the rate of conversion of products to reactants The...
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