Chemistry
WAEC 2022
Which of the following statements about an equilibrium system is correct?
-
A.
Forward and backward reactions occur
at the same rate
-
B.
The concentrations of reactants must
equal that of the products
-
C.
The concentrations of, reactants and products can be changed by adding a catalyst,
-
D.
The concentrations of reactants and
products are not affected by a change in temperature
Correct Answer: Option A
Explanation
Equilibrium is a state of a system where there is no observable change in the properties of the system with respect to time
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