If an endothermic reaction occurs spontaneously, then it can be correctly inferred that A) a catalyst...

Question

Question

If an endothermic reaction occurs spontaneously, then it can be correctly inferred that

A) a catalyst must be present

B) the reaction occurs at a slow rate

C) ΔGrxn<0

D) ΔHrxn<0

E) delta S rxn < 0

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

6. Autocatalysis occurs when a reaction product can act as a catalyst for the overall reaction....

6. Autocatalysis occurs when a reaction product can act as a catalyst for the overall reaction. Clearly, this can accelerate the reaction rate, and can lead to fascinating phenomena, such as oscillating reactiosn. Which of the following elementary reactions could make an overall reaction autocatalytic? Explain why. (a) A+B-, C + D (b) A B A+B (c) A+B A+D (d) A+B A +A
the following factors can slow down a chemical reaction. A) adding catalyst B) lowering concentration C)...

the following factors can slow down a chemical reaction. A) adding catalyst B) lowering concentration C) increasing concentration D)increasing temperature E) none
12) Which of the following is true of a catalyst? a) A catalyst is a substance...

12) Which of the following is true of a catalyst? a) A catalyst is a substance b) A catalyst, when added to a reaction system, increases the rate at which the reaction occurs c) A catalyst is neither produced nor consumed as a reaction proceeds d) Both b and c e) Both a and b and c

12) Which of the following is true of a catalyst? a) A catalyst is a substance...

12) Which of the following is true of a catalyst? a) A catalyst is a substance b) A catalyst, when added to a reaction system, increases the rate at which the reaction occurs c) A catalyst is neither produced nor consumed as a reaction proceeds d) Both b and c e) Both a and b and c
urgent 11) Which of the following is true of a catalyst? a) A catalyst is a...

urgent 11) Which of the following is true of a catalyst? a) A catalyst is a substance b) A catalyst, when added to a reaction system, increases the rate at which the reaction occurs C) A catalyst is neither produced nor consumed as a reaction proceeds d) Both b and c e) Both a and band c
Which of the following correctly applies to a catalyst? A. They do not actually participate in...

Which of the following correctly applies to a catalyst? A. They do not actually participate in the chemical reaction and therefore is unchanged at the end of the reaction. B. They provide an alternate lower energy mechanism by which the reaction proceeds. C. They must be in the same phase as the reactants in the chemical reaction. D. Biological catalysts are proteins called substrates. A) A, D B) A, B C) B, C D) B

E. An endothermic reaction occurs in an adiabatic reactor. No work is done. What do you...

E. An endothermic reaction occurs in an adiabatic reactor. No work is done. What do you expect the temperature of the reactor to be after the reaction, relative to the temperature before the reaction occurred? Circle and explain your answer to receive full credit. (4 pts) a. Greater after the reaction. b. Less after the reaction. c. The temperature is the same before and after reaction. d. Not enough information to tell.
Sketch a reaction coordinate energy diagram for the following elementary steps, which describe an endothermic reaction....

Sketch a reaction coordinate energy diagram for the following elementary steps, which describe an endothermic reaction. Write the overall rate law for this process. What is the reaction order? A+B=3C. fastest C+2D= . Slow E=F. Fast
11) Which of the following is true of a catalyst? a) A catalyst is a substance...

11) Which of the following is true of a catalyst? a) A catalyst is a substance b) A catalyst, when added to a reaction system, increases the rate at which the reaction occurs c) A catalyst is neither produced nor consumed as a reaction proceeds d) Both b and c e) Both a and b and c 12) In the Arrhenius equation, the value for A, the pre-exponential factor, depends on a) the collision frequency (number of collisions per unit...

Step 1: Determine whether or not each redox reaction occurs spontaneously in the forward direction using...

Step 1: Determine whether or not each redox reaction occurs spontaneously in the forward direction using only the relative postion of the half reactions on table 18.1. (No numbers in this step.) Step 2: Then, calculate the voltage of each of the reactions. (a) Ca2+(aq) + Zn(s) Ca(s) + Zn2+(aq) (b) 2Ag+(aq) + Ni(s) 2Ag(s) + Ni2+(aq) (c) Fe(s) + Mn2+ Fe2+(aq) Mn(s)