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Is caving wood an physical change or chemical change?
Caving wood is a physical change because the wood's chemical composition remains the same during the process. The shape and size of the wood may change, but the chemical structure of the wood molecules remains constant.
What happens to the composition of matter during a physical change?
During a physical change, the composition of matter remains the same. The atoms and molecules of the substance do not change; only the arrangement or state of the matter is altered. This means that no new substances are formed during a physical change.
What happens to the chemical makeup of matter when it undergoes a physical change?
During a physical change, the chemical makeup of matter remains the same. The atoms and molecules that make up the substance do not change their identities, only their arrangement or state. This means that no new substances are formed during a physical change.
What two things are unaffected in a physical change?
In a physical change, the chemical composition of the substance remains the same, meaning the elements or molecules present do not change. Additionally, the mass of the substance is also unaffected, as no matter is either created or destroyed during a physical change.
Is dissolving NaCl in h2o a chemical change?
Dissolving NaCl in water is a physical change, not a chemical change. The NaCl molecules remain the same chemically, but the arrangement of the particles changes as they interact with water molecules.
Is caving wood an physical change or chemical change?
Caving wood is a physical change because the wood's chemical composition remains the same during the process. The shape and size of the wood may change, but the chemical structure of the wood molecules remains constant.
What happens to the composition of matter during a physical change?
During a physical change, the composition of matter remains the same. The atoms and molecules of the substance do not change; only the arrangement or state of the matter is altered. This means that no new substances are formed during a physical change.
What happens to the chemical makeup of matter when it undergoes a physical change?
During a physical change, the chemical makeup of matter remains the same. The atoms and molecules that make up the substance do not change their identities, only their arrangement or state. This means that no new substances are formed during a physical change.
Is it physical or chemical when ice melts?
When ice melts, it undergoes a physical change, not a chemical change. The molecules in the ice are still the same water molecules, but they are transitioning from a solid state to a liquid state.
What two things are unaffected in a physical change?
In a physical change, the chemical composition of the substance remains the same, meaning the elements or molecules present do not change. Additionally, the mass of the substance is also unaffected, as no matter is either created or destroyed during a physical change.
When you rip your notebook is that a physical change?
Yes, ripping your notebook is a physical change because the substance (paper) remains the same, only its shape has been altered. The paper molecules are not chemically altered during the ripping process.
Is dissolving NaCl in h2o a chemical change?
Dissolving NaCl in water is a physical change, not a chemical change. The NaCl molecules remain the same chemically, but the arrangement of the particles changes as they interact with water molecules.
Is sugar dissolving in water physical change or chemical?
It is a physical change as you can change it back.
Is the preparation of sugar solution physical change?
Yes. Both the sugar and the water (or other solvent) remain the same chemicals. Since no chemical change occurs during creation of the solution, it is a physical change.
When a substance undergoes a physical change what does not a change?
The chemical make up of a substance does not change. It must remain the same combination of atoms or molecules to be considered only a physical change.
Changes of state are considered physical changes because?
Physical changes are changes that don't change the structure of the individual molecules. Though heating a liquid to a gas will change how the molecules are bound to each other, the individual molecules will not change. This is contrasted from a chemical change, where the atoms of the molecules are rearranged.
NaCl H2O- physical or chemical change?
When NaCl is dissolved in H2O, it is a physical change because no new substances are formed. The NaCl molecules are simply separated and dispersed in the water molecules, but the chemical composition remains the same.
