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An exothermic reaction that is spontaneous, respectively, in the forward direction is one that has a...
An exothermic reaction that is non-spontaneous, respectively, in the forward direction is one that has a...
An exothermic reaction that is non-spontaneous, respectively, in the forward direction is one that has a VA value and a A v Submit Submit and Next : Mark this question for later review. + Skip to Previous Skip to Next → TSE usetts, Amherst, MA USA IF
A spontaneous reaction Select one: a. is always exothermic. b. may be exothermic or endothermic. c....
A spontaneous reaction Select one: a. is always exothermic. b. may be exothermic or endothermic. c. is always endothermic. d. does not involve any heat exchange with surroundings. Which one? Need help please!
Calculate the standard cell potential and determine if the reaction is spontaneous in the forward direction(as...
Calculate the standard cell potential and determine if the reaction is spontaneous in the forward direction(as written). Identify each oxidizing agent and reducing agent. Ni (s) + Zn2+(aq) ----> Ni2+(aq) + Zn (s) Ni (s) + Pb2+(aq) -------> Ni2+(aq) + Pb (s) Al (s) + 3 Ag+(aq) ---------> Al3+(aq) + Ag (s) Pb (s) + Mn2+(aq) ----------> Pb2+(aq) + Mn (s)
For the following reaction: 2BrNO(g) 2NO(g) + Br2(g) This is an exothermic reaction in the forward...
For the following reaction: 2BrNO(g) 2NO(g) + Br2(g) This is an exothermic reaction in the forward direction. Predict the direction of change (shifts left, shifts right or no change) upon each disturbance. a) NO added to the reaction mixture:________________________________________________ b) Increasing the temperature of the reaction mixture:___________________________________ c) BrNO added to the reaction mixture :_______________________________________________ d) Br2 removed from the reaction mixture:_____________________________________________ e) Lowering the volume of the reaction mixture:_________________________________________ f) Adding a catalyst to the reaction mixture:____________________________________________
If a reaction is exothermic and non-spontaneous at 25 oC and 1 atm pressure, it may...
If a reaction is exothermic and non-spontaneous at 25 oC and 1 atm pressure, it may be spontaneous at higher temperatures. spontaneous at lower temperatures. endothermic at lower temperatures. endothermic at higher temperatures. nonspontaneous at all temperatures.
What is true if ln K is zero? A)ΔGorxn is positive and the reaction is spontaneous...
What is true if ln K is zero? A)ΔGorxn is positive and the reaction is spontaneous in the reverse direction. B)ΔGorxn is positive and the reaction is spontaneous in the forward direction. C)ΔGorxn is negative and the reaction is spontaneous in the forward direction. D)ΔGorxn is negative and the reaction is spontaneous in the reverse direction. E)ΔGorxn is zero and the reaction is at equilibrium.
Question 3 2) A reaction that is spontaneous as written will proceed without outside intervention is...
Question 3
2) A reaction that is spontaneous as written will proceed without outside intervention is also spontaneous in the reverse direction has an equilibrium position that lies far to the left is very slow 3) When a system is at equilibrium, A) the reverse process is spontaneous but the forward process is not B) the forward and the reverse processes are both spontaneous C) the forward process is spontaneous but the reverse process is not D) the process is...
8) For a reaction with a negative AG value, which of the following statements is always...
8) For a reaction with a negative AG value, which of the following statements is always true? A) The reaction is always spontaneous in the forward direction. B) The reaction is always spontaneous in the reverse direction. C) The reaction is always exothermic. D) The reaction is always endothermic. E) AG is always a constant Answer: (
What can be said about an Endothermic reaction with a negative entropy change? The reaction is a. spontaneous at al...
What can be said about an Endothermic reaction with a negative entropy change? The reaction is a. spontaneous at all temperatures. b. spontaneous at high temperatures. c. spontaneous at low temperatures. d. spontaneous in the reverse direction at all temperatures. e. nonspontaneous in either direction at all temperatures. What can be said about an Exothermic reaction with a negative entropy change? The reaction is a. spontaneous at all temperatures. b. spontaneous at high temperatures. c. spontaneous at low temperatures. d....
A reaction that has a positive AH and a positive AS will be spontaneous at high...
A reaction that has a positive AH and a positive AS will be spontaneous at high temperatures spontaneous at low temperatures spontaneous at all temperatures nonspontaneous at all temperatures QUESTION 6 Which of the following statements is FALSE? Keg for a reaction written in reverse is the reciprocal of the key for the forward reaction A reaction quotient (Q) larger than Keq means that the reaction will shift toward reactants Chemical equilibrium indicates that reactants and products are present in...
An exothermic reaction that is non-spontaneous, respectively, in the forward direction is one that has a VA value and a A v Submit Submit and Next : Mark this question for later review. + Skip to Previous Skip to Next → TSE usetts, Amherst, MA USA IF
Question 3
2) A reaction that is spontaneous as written will proceed without outside intervention is also spontaneous in the reverse direction has an equilibrium position that lies far to the left is very slow 3) When a system is at equilibrium, A) the reverse process is spontaneous but the forward process is not B) the forward and the reverse processes are both spontaneous C) the forward process is spontaneous but the reverse process is not D) the process is...
8) For a reaction with a negative AG value, which of the following statements is always true? A) The reaction is always spontaneous in the forward direction. B) The reaction is always spontaneous in the reverse direction. C) The reaction is always exothermic. D) The reaction is always endothermic. E) AG is always a constant Answer: (
A reaction that has a positive AH and a positive AS will be spontaneous at high temperatures spontaneous at low temperatures spontaneous at all temperatures nonspontaneous at all temperatures QUESTION 6 Which of the following statements is FALSE? Keg for a reaction written in reverse is the reciprocal of the key for the forward reaction A reaction quotient (Q) larger than Keq means that the reaction will shift toward reactants Chemical equilibrium indicates that reactants and products are present in...
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