Which of the Following Statements About the Rate of a Chemical

Which of the following statements about the rate of a chemical reaction are true? Select all that apply.

A) The rate of a chemical reaction depends on the Gibbs free energy change of the reaction.
B) The rate of a reaction is given by calculating the change in concentration of a compound divided by the time.
C) The rate of a chemical reaction is constant for any particular reaction.
D) The rate of a chemical reaction varies with temperature.
E) The rate of a chemical reaction varies according to the reaction vessel used.