... is an exothermic reaction (opposite of 'endothermic')
Activation Energy.
A glow stick uses chemical energy to produce light. This is typically achieved through a chemical reaction between hydrogen peroxide and a phenyl oxalate ester, which produces a chemiluminescent reaction that gives off light.
In an exothermic reaction heat energy is released.
Activation energy is the minimum amount of energy required for a chemical reaction to occur. An increase in activation energy leads to a decrease in reaction rate. Catalysts lower the activation energy required for a reaction to proceed, increasing the reaction rate. Activation energy does not affect the overall energy change of a reaction, only the speed at which it occurs.
The energy hill on an energy diagram represents the activation energy required for a chemical reaction to occur. It shows the energy difference between the reactants and the transition state of the reaction. The height of the energy hill determines the rate at which the reaction will proceed.
Exothermic reaction gives free heat (energy).
Exothermic reaction gives free heat (energy).
If by energy you mean heat energy exothermic reactions.
When a chemical reaction takes in more energy than it gives off, it becomes an endothermic reaction. In an endothermic reaction, energy is absorbed from the surroundings in the form of heat.
A reaction that gives off energy
This type of reaction is known as an exothermic reaction. In this process, energy is released in the form of heat to the surroundings. Example of an exothermic reaction is the combustion of fuel.
A chemical reaction that produces energy is said to be exothermic. In comparison, if it consumes energy it is endothermic.
yes it does <><><> No- some reactions ABSORB energy. In terms of heat energy, some are exothermic, and some are endothermic.
Endothermic
An example of a reaction that gives out a lot of heat is the combustion of gasoline in engines. This reaction releases a large amount of energy in the form of heat and light.
An exothermic reaction gives off heat as a result of energy being released in the form of heat. In an exothermic reaction, the products have lower energy than the reactants, leading to the release of heat to the surroundings.
alternative energy