The following questions refer to the diagram below. (a) Which letter represents

Question

The following questions refer to the diagram below.

(a) Which letter represents the potential energy of the products?
---Select--- (a) (b) (c) (d) (e) (f)
(b) Which letter represents the potential energy of the reactants?
---Select--- (a) (b) (c) (d) (e) (f)
(c) Which letter represents the potential energy of the activated complex?
---Select--- (a) (b) (c) (d) (e) (f)
(d) Which letter represents the activation energy for the reverse reaction?
---Select--- (a) (b) (c) (d) (e) (f)
(e) Which letter represents the activation energy for the forward reaction?
---Select--- (a) (b) (c) (d) (e) (f)
(f) If the potential energy of the reactants is 8.0 kJ and the potential energy of the products is 10.9 kJ, what is the heat of the reverse reaction (Hrev)?
kJ/mol
(g) Is the reverse reaction endothermic?
---Select--- insufficient information no yes
(h) If a catalyst was added to the reaction, which lettered quantities would change? (Select all that apply.)

(d)(a)(f)(c)(b)(e)

(i) If a catalyst was added to the reaction, what would happen to the heat of reaction (Hrxn)?
---Select--- It would decrease. It would increase. It would remain unchanged.

Explanation / Answer

a)    answer : e

b) answer : a

c) answer : d

d) answer : f

e) answer : b

f) answer : -10.9 + 8 = - 2.1 kJ / mol

g) answer : no

h) answers : b , f

i) answer : It would remain unchanged.

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