A certain chemical reaction occurs and the temperature of the products are warmer than the reactants. Based on this, which is true? Select all that apply. A: The enthalpy is negative. B: this reaction is endothermic. C: The average kinetic energy of the product particles is higher than that of the reactant particles. D: The KdH is negative. E: The average speed of the product particles is faster than that of the reactant particles. F: The potential energy of the products is higher than that of the reactants.
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