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What type of energy is petroleum?
Chemical. Any type of combustion is a chemical change.
Is combustion a physical change or a chemical change?
Combustion is basically a chemical reacting with oxygen to become the oxide and water is produced. So when alcohol combusts, for example, it is changed (burned) to carbon dioxide and water. In other words, there is a chemical change.
When does chemical energy change to heat energy?
Chemical energy changes to heat energy during processes like combustion, where chemical bonds are broken, releasing energy in the form of heat and light. This conversion occurs when the potential energy stored in the chemical bonds of a substance is released as thermal energy through exothermic reactions.
What is the process of burning a fuel to change chemical energy into thermal energy called?
Combustion generally, but may be referred to by other names (oxidation in some instances). Keep in mind that combustion is the process of burning a fuel to change chemical POTENTIAL energy into thermal energy.
Is changes in energy a chemical change?
Changes in energy themselves are not considered chemical changes. Instead, changes in energy may occur as a result of a chemical change taking place, such as in an exothermic or endothermic reaction where energy is either released or absorbed.
The process of burning a fuel to change chemical energy into thermal energy is called?
When a fuel is burned, it is a combustion reaction. This reaction breaks apart chemical bonds and releases the energy stored in them.
What characteristic do photosynthesis and combustion share?
Photosynthesis and combustion both involve the conversion of chemical energy into another form of energy. However, in photosynthesis, light energy is converted into chemical energy, while in combustion, chemical energy is converted into heat and light energy through a chemical reaction.
What are some examples of a chemical change in matter?
Examples of chemical changes in matter include burning wood (combustion), rusting of iron, cooking an egg, and fermenting grapes to make wine. These processes involve the rearrangement of atoms in the substances, resulting in the formation of new chemical compounds with different properties.
A motorcycle moves when the engine changes chemical energy into what energy?
The engine of a motorcycle changes chemical energy (from fuel combustion) into mechanical energy, which in turn powers the movement of the motorcycle.
Is water condensing a chemical change?
No, it is a Physical Change. Physical Changes are concerned with energy and states of matter. A physical change does not produce a new substance. Changes in state or phase (condensation, melting, freezing, vaporization, sublimation) are physical changes. Other examples of physical changes include crushing a can, melting ice, and breaking a bottle. Chemical changes take place on the molecular level. A Chemical Change produces a new substance. Some examples of chemical changes include combustion (burning) and rusting of a metal.
Does a chemical change create a temperature change?
Almost all chemical changes release or take in energy, and thus do result in changes in temperature.
Is chemical energy related to chemical change?
Yes it is released/ absorbed during chemical changes.
