
U3.5 Review (Energy Changes in Chemical Reactions, DC)
Quiz by Aaron Holley
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A chemical reaction in which energy is released into the surroundings is referred to as an ____
A chemical reaction in which energy is absorbed from the surroundings is referred to as an ____
Energy can be formed from nothing and can also be annihilated into nothingness.
When writing chemical equations for endothermic reactions, energy is ____.
When writing chemical equations for exother reactions, energy is ____.
When discussing exothermic reactions, the energy lost during the reaction is written in what way?
When discussing endothermic reactions, the energy gained during the reaction is written in what way?
When chemical bonds are formed, it is ____ because energy