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The chemical equation and concentration-time graph for the reaction are shown below.
According to the concentration-time graph above, which change may have occurred at ?
Consider the equilibrium reaction:
Which statement is true regarding the concentrations of the species at equilibrium?
The oxidation of nitrogen monoxide, , to nitrogen dioxide, , can be represented by the following equation:
of and of were added to a reaction vessel kept at . The amount of present at equilibrium is .
What is the equilibrium constant at ?
The energy profile diagram below illustrates the energy changes for an uncatalysed reaction, while the dotted line depicts the energy changes for the catalysed reaction.
The equation for a reaction is
The expression for the equilibrium constant for the reaction is
Which of the following statements best describes the impact of a catalyst on the enthalpy change of a chemical reaction?
What effect does increasing the temperature have on the rate of reaction?