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What happens when you burn wood and how does the process of combustion affect the wood's chemical composition and physical properties?
When wood is burned, it undergoes a chemical reaction called combustion. During combustion, the wood reacts with oxygen in the air to produce heat, light, and various byproducts like carbon dioxide and water vapor. This process changes the chemical composition of the wood, breaking down its organic compounds and releasing energy. As a result, the physical properties of the wood change, such as its shape, size, and weight. The remaining ash is a mixture of minerals and carbon that is left behind after the combustion process.
What else can I help you with?
Properties of matter are typically broken into two categories physical and?
chemical properties. Physical properties describe the characteristics of a substance that can be observed or measured without changing its composition, such as color, density, and melting point. Chemical properties refer to the ability of a substance to undergo a chemical change, such as reactivity with other substances or flammability.
What is the difference between chemical and physical properties?
Chemical properties describe how a substance interacts with other substances to form new substances, such as reactivity or flammability. Physical properties describe the characteristics of a substance that can be observed or measured without changing its chemical composition, such as color, density, or melting point.
What reaction of matter will stay the same during a physical change?
The chemical composition of the matter will stay the same during a physical change. Only the physical properties, such as shape, size, or phase, will be altered without affecting the chemical composition of the substance.
Is the ability to dissolve a physical or chemical change?
Dissolving is a physical change because it does not alter the chemical properties of the substance being dissolved. It involves the separation of particles within a substance without changing their chemical composition.
Does not change a substances identity physical or chemical change?
A physical change does not alter a substance's chemical composition; it only affects its physical properties like shape, size, or state of matter. Examples include melting, freezing, or boiling.
Why is melting wax a physical properties of flammability is a chemical property?
Melting is a physical property because the chemical composition remain unchanged.Flammability is a chemical property because involve a combustion reaction.
What is the diffence between physical and chemical properties as well an physical and chemical changes?
Physical properties can be observed without changing the chemical composition of a substance. Chemical properties can only be observed by changing the chemical composition of the substance. In a physical change, the chemical composition of the substance does not change. In a chemical change, the chemical composition of the substance changes.
Is combustion of gasoline a physical change?
No, combustion of gasoline is a chemical change because it involves a chemical reaction between the gasoline and oxygen to produce carbon dioxide, water, and heat. A physical change involves a change in the physical state or appearance of a substance without altering its chemical composition.
Is the solubility of a substance in water primarily determined by its chemical composition or its physical properties?
The solubility of a substance in water is primarily determined by its chemical composition rather than its physical properties.
Is taste a physical or chemical?
Taste is derived from the chemical composition and chemical properties of a material.
What determines the physical properties of minerals?
The physical properties of minerals are determined by their chemical composition and atomic structure.
Is a glass tube physical or chemical?
A glass tube is physical. Its composition, structure, and properties can be changed without altering its chemical composition, unlike a chemical change which would involve a change in composition.
In a physical change some of the physical properties of the substance may be altered and the chemical composition?
In a physical change, the chemical composition of the substance remains the same, but some physical properties like shape, size, or state may change. This means that the substance can be reversed back to its original state without undergoing a chemical reaction.
How can you tell that melting boiling dissolving are physical changes?
The physical and chemical properties, and chemical composition, are not changed after a physical change.
Matter that has a fixed chemical composition and distinct properties is a?
Physical mixture
Why is combustion of wood a chemical change?
The combustion of wood is a chemical change because the products water, carbon dioxide, soot, and ash, all have physical and chemical properties that are different from the reactants wood and oxygen.
How do chemical and physical properties differ?
chemical properties cannot be determined just by viewing or touching the substance and physical properties can be observed or measured without changing the composition of matter.
