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When a gold bar is shaped into a wire, the gold's chemical properties do not change. Only the physical appearance changes when gold is changed in shape. Thus, this is an example of a physical change.
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∙ 14y ago
Forming a bar of gold into wire involves a physical change, as the gold atoms are rearranged without changing their chemical composition. The process typically involves heating the gold bar to make it malleable, then stretching it through a series of dies to reduce its diameter and form it into a wire.
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Is forming a bar of gold into wire a chemical change or a physical change?
Forming a bar of gold into wire is considered a physical change. This is because the gold's chemical composition remains the same during the process, only its physical shape is altered.
Is this a physical or chemical change forming a bar of gold into wire?
Forming a bar of gold into wire is a physical change. This is because the gold is being physically reshaped without undergoing a chemical reaction. The properties and composition of the gold remain the same throughout the process.
Is forming a bar of gold into wire a physical change or a chemical change?
Forming a bar of gold into wire is a physical change. This is because the chemical composition of the gold remains the same, and only its physical shape and properties have been altered.
Is forming a bar of copper into a wire chemical or physical change?
Forming a bar of copper into a wire is a physical change. The copper itself remains the same chemically, only its shape has been altered.
Copper can be drawn into a thin wire as a physical property or chemical property?
The ability of copper to be drawn into a thin wire is a physical property, as it involves a change in its physical state without altering its chemical composition.
Is forming a bar of gold into wire a chemical change or a physical change?
Forming a bar of gold into wire is considered a physical change. This is because the gold's chemical composition remains the same during the process, only its physical shape is altered.
Is this a physical or chemical change forming a bar of gold into wire?
Forming a bar of gold into wire is a physical change. This is because the gold is being physically reshaped without undergoing a chemical reaction. The properties and composition of the gold remain the same throughout the process.
Is forming a bar of gold into wire a physical change or a chemical change?
Forming a bar of gold into wire is a physical change. This is because the chemical composition of the gold remains the same, and only its physical shape and properties have been altered.
Is melting gold and pulls it into a wire physical or chemical?
These are physical changes.
Is forming a bar of copper into a wire chemical or physical change?
Forming a bar of copper into a wire is a physical change. The copper itself remains the same chemically, only its shape has been altered.
Is ductility physical or chemical?
Ductility, the property of a substance to be drawn out into a thin wire is a physical property associated with some metals, such as gold, silver and copper.
Is twisting a wire chemical or physical change explain?
It is physical. The wire changes shape, but it is still made of the same materials.
Is stretching wire into copper a physical or chemical change?
Stretching wire into copper is a physical change because the composition of the material remains the same. The rearrangement of copper atoms in the wire does not alter the chemical identity of the substance.
Copper can be drawn into a thin wire as a physical property or chemical property?
The ability of copper to be drawn into a thin wire is a physical property, as it involves a change in its physical state without altering its chemical composition.
Is bending a metal wire a physical or chemical change?
It's a physical change, because bending a wire doesn't affect the chemical makeup of it.
Is the color of aluminum wire physical or chemical?
The color of aluminum wire is a physical property. It is determined by the way light is reflected off the surface of the metal without changing its chemical composition.
Is the color of a copper wire a physical property or chemical property?
The color of a copper wire is a physical property. Physical properties can be observed or measured without changing the substance's chemical composition.
