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Which form of energy is released or absorbed in most chemical reactions?
Wiki User
∙ 11y ago
If there is any type of energy given offduring a chemical reaction, it is most likely to be heat or light. However, heat and light often come together, and there are more reactions known to give heat without light than the other way around. Thus, I would go for heat then. (simply put)
Wiki User
∙ 11y ago
Wiki User
∙ 11y agoHeat energy releases and absorbs energy
Wiki User
∙ 13y agoWhen matter changes it releases Chemical Change
Wiki User
∙ 13y agoHeat energy. Sometimes electrical energy.
Wiki User
∙ 7y agoYou think probable to activation energy.
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Substances are changed into different substances when bonds break and form during?
Chemical bonds are made and broken by chemical reactions. After chemical bonds have been broken, then energy is released, and if a chemical bond is made, then energy is absorbed.
What is released when chemical bonds are broken?
"This is a difficult question to answer exactly since (1) potential energy is not something that is directly measured - it can only be deduced from the heats produced or absorbed in a transformation, and (2) the heat produced or absorbed (enthalpy) in a chemical transformation vary from substance to substance. In general, we expect that when chemical bonds are formed, energy is released - imagine the individual atoms as having energy and have to be slowed down in order that chemical bonds can form. Alternatively, and more accurately, when two atoms spontaneously form a chemical bond it must mean that the entropy of this system has increased, since two separate atoms have more disorganization (entropy) then one complete molecule, then in order for the process to be spontaneous (entropy increases), there must be some heat released. The problem now is relating heat to potential energy. I would rather you relate this to internal energy rather than potential energy (which is not quite directly applicable to chemical systems). If we think of internal energy, we know, by definition, that internal energy is a function of the heat and work that goes in and out of the system. Since most chemical transformations do not involve work, then internal energy is mostly a function of the heat that enters or leaves the system. Thus, when a chemical bond is formed spontaneously, heat leaves the system, the internal energy of the system goes down. You may then think of internal energy as a kind of potential energy and say that because the system is less energetic (since heat left the system) that it must now have a lower potential energy."
What is the difference between an exothermic and endothermic reaction?
Exothermic (hyperthermic) reaction: a chemical reaction that releases energy,*Endothermic (hypothermic) reaction: a chemical reaction that absorbs energy.** Energy = heat, light, etc.The direction of Heat transfer:Exothermic reactions transfer heat energy to the environment.Endothermic reactions transfer heat energy from the environment .
The change in which ice absorbs energy and melts is a?
Endothermic reactions are those in which energy is absorbed during the reaction. Exothermic reactions are those in which heat is evolved during the reactions.When ice melts its absorbs energy in the form of heat so why it melts,
What is released during nuclear reactions?
Energy (in the form of heat), also free neutrons.Binding energy
What is the role of energy in chemical reactions?
energy is released or absorbed.
How energy is made available by chemical reaction?
in chemical reactions, energy is absorbed or released when chemical bonds are broken and new ones are formed.
What form of energy is released or absorbed in most chemical reactions?
Heat energy.
How is thermal energy involed in chemical reactions?
Reactions involve absorption and release of thermal energy. Heat is either absorbed or released.
Can a chemical reaction take place when energy is neither released nor absorbed?
Energy is either released or absorbed in form of heat or light. Energy participates in all reactions.
When chemical reactions occur energy is always absorbed?
No, chemical reactions can be endothermic or exothermic.
What is energy released or absorbed during chemical change called?
It depends. There are two types of chemical reaction int his sense. Exothermic reactions release energy and endothermic reactions absorb it.
Is heat a form of energy released during a chemical reaction?
Yes, heat is often released or absorbed during a chemical reaction. This is because chemical reactions involve the breaking and formation of chemical bonds, and the energy difference between these bonds is released or absorbed in the form of heat.
What are the chemical changes of electriciy?
CHEMICAL Chemical energy is stored in the bonds between atoms. This stored energy is released and absorbed when bonds are broken and new bonds are formed - chemical reactions. Chemical reactions change the way atoms are arranged. These reactions both absorb and release energy, but the net reaction releases energy.
Substances are changed into different substances when bonds break and form during?
Chemical bonds are made and broken by chemical reactions. After chemical bonds have been broken, then energy is released, and if a chemical bond is made, then energy is absorbed.
Can energy be asorbed or released during chemical reactions?
Yes they can be either absorbed or release during chemical reactions. That is why some reactions explode or give off heat and some absorb heat making them cooler.
How is energy involved in a chemical reaction?
Activation energy is needed to start a chemical reaction. This energy is used to join the reactants together or break them apart. If a reaction is exothermic then it gives energy out. If it is endo thermic then the reaction takes energy in.
