1. List three factors that can cause a chemical reaction to proceed faster. 2. Raising the temperature of a reaction mixture is the same as increasing theof the reacting molecules.
3. A student mixes compound A with compound B and notices that a chemical reaction occurs. The temperature of the mixture decreases. The reaction is .
4. The temperature of the mixture decreases. The reaction is. Reactions that release energy, like the burning of coal, are called:.
A. Thermodynamic.
B. Exothermic.
C. Endothermic.
D. Thermotropic.
E. Ergonomic.
5. Which of the following is an endothermic process?
A. Freezing of water.
B. Evaporation of water.
C. Explosion of dynamite.
D. Burning wood.
E. Metabolism in animals.