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The curves below represents the changes in the concentration of substance E and F with time in the reaction;
E(e) #overset(rightarrow)(leftarrow)# F(g)

(a) Which curve represents the change in concentration of substance F? Give a reason.
(b) Give a reason for shapes of curves after time ‘t’ minutes.

Answer Text:
(a) - Curve I: This is because concentration of product increases with time.
(b) - After time ‘t’ the concentration does not change since equilibrium has been established.