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Chemical change
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Is using scissors to cut paper a physical or chemical change?
It is a physical change, as the chemical integrity remains the same.
Is silver melts when using a blow torch a chemical or physical recation?
It is a physical reaction. Melting is a physical change because it does not change the chemical composition of the substance.
Is a magnet being used to remove iron shaving from dirt is an example of a chemical change?
It is a physical process. Not really a change of any kind.
Is using hot water to expand a metal cup a physical or chemical change?
Using hot water to expand a metal cup is a physical change. The change in size and shape of the cup is due to the expansion of the metal atoms when heated, but the chemical composition of the metal cup remains the same.
Is plants using carbon dioxide and water to form oxygen and sugar a chemical or physical change?
Physical changes
Is using batteries a physical change?
Chemical change
Is using battery's chemical or physical change?
Chemical change
Using a battery chemical change or physical?
Chemical change
Is using scissors to cut paper a physical or chemical change?
It is a physical change, as the chemical integrity remains the same.
Is using acid to clean metal a physical change?
No, it is a chemical change.
Is filtering air to remove dust and pollen a physical or chemical change?
Filtering air to remove dust and pollen is a physical change because the process does not alter the chemical composition of the dust and pollen particles. It simply separates them from the air through physical means, such as using a filter.
Is silver melts when using a blow torch a chemical or physical recation?
It is a physical reaction. Melting is a physical change because it does not change the chemical composition of the substance.
Is using a dehumidifier for moisture a chemical or physical change?
No. It is a physical change.
If you had a mixture of two substances and had your choice of using a physical change or a chemical change to separate them which would you prefer?
Physical change is preferable because it is easier than chemical method.
Is a plant using Co2 and H20 to form 02 and sugar a chemical or physical change?
A chemical change. If the identity of of the chemicals involved change in identity, it is a chemical change.
When bleach spills on a shirt is it a chemical change?
Yes, when bleach spills on a shirt and causes the fabric to change color or degrade, it is considered a chemical change. Chemical changes involve a rearrangement of atoms and the formation of new substances.
Is copper in a Bunsen burner a physical or chemical change?
Using a Bunsen burner to heat copper is a physical change. The copper undergoes a change in its physical state from solid to liquid without changing its chemical composition.
