In a combustion reaction, fuel is burned and reacts with oxygen to release energy. Respiration is the chemical change that takes place inside living cells. Glucose and oxygen are used to release ...

Thermal means heat. Decomposing is the process of breaking down. Thermal decomposition is a chemical reaction that happens when a compound breaks down when heated. When sodium hydrogencarbonate is ...

Anaphylaxis is a life threatening allergic reaction that can happen within minutes after exposure to venom, food, or medication. Symptoms may include swelling, wheezing, weak pulse, shock, and trouble ...

General adaptation syndrome (GAS) describes the three-stage process your body goes through when under stress: alarm, resistance, and exhaustion. Short-term stress during the alarm stage isn’t harmful ...