8. Thermochemistry

Which of the following best describes what happens during an exothermic reaction?

Which of the following phase changes is exothermic?

When water evaporates, it ________ heat energy and ________ the surrounding air.

When a sealed container of gas is placed into a fire, which of the following is most likely to occur?

Which of the following happens during an exothermic chemical change?

Which of the following equations represents energy being absorbed as a bond is broken?

Which one of the following chemical equations represents an endothermic reaction?

What is the basic difference between exergonic and endergonic reactions?

Which term best describes a chemical reaction that absorbs energy from its surroundings?

Which type of energy change occurs when gasoline evaporates from a fuel gas can?

Which type of chemical reaction occurs when energy is absorbed from the surroundings during the process?

Which form of energy is typically released during an exothermic chemical reaction?

When two chemicals react in an endothermic reaction, which statement is correct about the energy changes involved?

Which of the following reactions requires an input of energy to occur?

When ice cubes are placed in water at 45°C, which transfer of energy occurs?