Question

which of the following is a characteristic of exothermic reactions? a. they are always endothermic b. they release energy to the surroundings c. they absorb heat from the surroundings d. they typically result in a decrease in temperature

Explanation:

Exothermic reactions are defined as reactions that release energy in the form of heat to the surroundings. Endothermic reactions absorb heat. Releasing heat usually leads to an increase in the temperature of the surroundings, not a decrease.

Answer:

B. They release energy to the surroundings