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Is stapling an envelope a physical change or chemical?
A physical change
Is painting a door a physical or chemical change?
Physical change of the paint, not the door.
Can you explain the difference between physical changes and chemical changes?
Physical changes is change in property. Ex) change from solid to liquid....ice to water. Chemical change changes to different substances. Ex) rotting of fruit.
What is the difference between chemical change and physical change?
the difference between a physical change and a chemical change is that a physical change is usually reversible whilst a chemical change is not reversible.
What is the difference between a physical and chemical change?
A physical change is reversible, a chemical change is not.
Is jello setting a physical or chemical change?
It is a physical change.
Is jello setting physical change or chemical change?
It is a physical change.
Is the setting of concrete a physical or chemical change?
It's a physical change.It's a chemical change. The concrete hardens through a chemical reaction called hydration :)Its a physical change. The Chemical change already happened when the water was added. The concrete powder became hydrated turning it into usable concrete.
Is setting up a tent a physical change?
yes it is. It wouldn't be a chemical change because no new substance is form so, it's a physical.
When water and concrete mix are combined the material becomes warm and a hard solid forms so Is this a physical change or a chemical change?
The reaction between water and concrete is a chemical change because new substances are formed as a result of the mixing process. In this case, the components of the concrete react with the water to form a new compound that hardens into a solid material through a chemical reaction.
Is concrete hardening an example of chemical or physical change?
Concrete hardening is an example of a chemical change. When water is added to the cement mixture, a chemical reaction occurs between the water and the cement particles, resulting in a new substance with different properties than the original components.
Setting of a jelly-is it a chemical change?
Yes, it is. This is because there is a physical change. Being a liquid forming a solid. There is a chemical reaction when the hot water is added to the powder, forming a liquid, which is cooled, forming a solid
When water and concrete mix are combined the material becomes warm and a hard solid forms. is this a physical change or a chemical change?
This is a chemical process: a hydration reaction occur.
Is stapling an envelope a physical change or chemical?
A physical change
Is painting a door a physical or chemical change?
Physical change of the paint, not the door.
Is peeling an apple a physical or chemical change?
it is a chemical change
Is acidity physical change or chemical change?
An acid is a chemical compound, not a physical or chemical change.
