Question 1 of 25 During a certain chemical reaction, energy was transferred to the reaction system from its surroundings by collisions of molecules. Which statement is true in this situation? A. The particles in the reaction system gained some kinetic energy. B. The kinetic energy of the particles in the system and its surroundings stayed the same. OC. The molecules differed in potential energy rather than kinetic energy. D. The particles in the surroundings gained some kinetic energy. SUBMIT

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