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Aluminum bending is a physical change. This is because the aluminum is still the same aluminum as it was before just in a different shape.
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Is White phosphorous ignites easily a physical change?
chemical
Framing a poster is a physical change or chemical change?
Posters fading is a chemical change. The chemical properties of the poster originally reflected a lot of light, but when they fade (usually due to overextended sunlight exposure), the chemical properties of the poster change to reflect less light.
Is crashing a car chemical change?
No, though it is not easily irreversible like chemical reactions it is mainly a physical change, unless your car set in fire. (Burning is chemical)
Is mixing acid with base a chemical or physical change?
Adding a base to an acid or vice versa in changing the chemical properties of that solution. In both cases you are neuralizing the solution. There might be a physical change as well, but it would depend on what chemicals where mixing. But this reaction will definitely have a chemical change.
Is a rusting bicycle a chemica or physical change?
Chemical - It's the iron atoms reacting with the oxygen atoms in the air. For future reference, a chemical change is irreversible, whereas a physical change can be reversed, usually quite easily.
Is a given change a chemical or a physical change?
It depends. Physical can be easily reversed. Chemical is hard, if not impossible to reverse.
Is something that burns easily a physical or chemical change?
If you burn something it is a chemical change, however if you melt of boil it, it is a physical change.
When a kettle is boiled you can tell it is NOT chemical change because?
the change is easily reversed so it is a physical change not a chemical change
What is the difference between a chemical and a physcial change?
chemical change is easily reversible whilst physical is not reversible
Is White phosphorous ignites easily a physical change?
chemical
Can a substance produced during a physical change easily change back?
Yes. Chemical changes are irreversible, but physical changes can easily be changed back
Is boiling a chemical or physical change?
When water boils, it is a physical change.
Is frozen water a chemical or physical property?
physical. because you can easily change it back to water form and/or a gas.
What is chemical and physical reactions?
A physical reaction is were the current substance can be changed in state and then changed back easily to it's previous state, a chemical reaction is the opposite, it is difficult to change it back to its previous state.
Framing a poster is a physical change or chemical change?
Posters fading is a chemical change. The chemical properties of the poster originally reflected a lot of light, but when they fade (usually due to overextended sunlight exposure), the chemical properties of the poster change to reflect less light.
Is molded clay physical or chemical change?
physical, because it can be easily reversed
Is crashing a car chemical change?
No, though it is not easily irreversible like chemical reactions it is mainly a physical change, unless your car set in fire. (Burning is chemical)
