0
What is physical and chemical changes with explain with examples?
Wiki User
∙ 6y agoWant this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
Is melting ice a chemical or physical change explain?
It is a physical change because when you have a chemical change it changes the properties and makes it into a new thing, and it can't be reversed. Physical changes are usually just changes of states (solid, liquid, gas) and a physical change can be reversed.
Must new substances be formed when you observe a chemical property explain?
Yes , it should or else it is a physical property
Is it a chemical or physical change when heat is put over sugar?
its physical change.to explain,the conversion of solid to liquid is physical
Why are changes in states of matter physical?
It is a physical change, i.e. it is a change in physical appearance. A chemical change is due to chemical reaction. However, if you see a solid, then you see a liquid, you can instantly tell the difference, chemically you may not (i.e. salts especially) More help needed, its hard to explain.
Explain what a chemical change is?
a chemical change is a change which brings about a change in the chemical properties of a substance which cannot be reversed through physical means like heating or cooling.
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.
Can matter undergo changes in both its physical and its chemical properties Explain please?
No.
Need help on science homework has anyone answered this question Are the changes from a to b and from b to c physical or chemical changes explain your answer?
Changes from a to b and from b to c may be either physical or chemical.
Is melting ice a chemical or physical change explain?
It is a physical change because when you have a chemical change it changes the properties and makes it into a new thing, and it can't be reversed. Physical changes are usually just changes of states (solid, liquid, gas) and a physical change can be reversed.
Explain Why physical changes can be reversed but chemical changes cannot?
Physical changes are generally easy to reverse because NO ENERGY is produced by the substance.A Chemical change cannot be reversed because ENERGY is produced by the substance forming a new substance.
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.
When water is boiled in a pot it bubbles Is this the result of a chemical reaction Explain why or why not?
It is a physical change because it is evaporation. Physical changes can be undone. If it was a chemical reaction it would be permanent like burning wood.
Is stone breaking a physical change?
Breaking of stone is a physical or chemical change? Explain.
What happens to mass during chemical and physical changes. explain?
Law of Conservation of Mass: mass can not be created or destroyed, it can only be changed (transformed).
What does matter mean in science 5 answers?
What does it mean for matter to change state?Hi,What Does Changing States Of Matter Mean? Can You Please Tell Me All The Answer Very Quickly Need The Definitions For Matter, Melting, Evaporation, Sublimation, Condensation And Freezing. Explain Physical Changes And Chemical Changes With Examples.
If Brand X aluminum foil is thicker than Brand Y is thickness a physical property or chemical property explain?
Thickness is a physical property without any relation with chemical composition or chemical changes.
In a candle explain both changes using the big idea of energy?
When a candle is burnt a physical AND chemical change takes place. Its a physical change when the wax is being melted because the chemical structure has not change, meaning it cannot be a chemical change. Its also a chemical change because you are burning the string. When you burn something the chemical structure DOES change, meaning it is a chemical change.
