0
a physical change
Wiki User
∙ 14y ago
Add your answer:
Earn +20 pts
Is burning coal for a barbecue physical or chemical change?
burning of coal is chemical change
Is breaking coal into pieces chemical or physical change?
physical
Is Burning coal physical or chemical change?
Burning coal is a chemical change. Anytime heat is released (as such in fire) it will be a chemical property change.
Is burning of coal a physical change?
No, chemical I think .
Is burning coal for a barbecue a physical change?
No, it is a chemical change
Is burning coal for a barbecue physical or chemical change?
burning of coal is chemical change
Is breaking coal into pieces chemical or physical change?
physical
Why is mining coal a physical change?
there is no new substance and it may be reversible by physical means
Is Burning coal physical or chemical change?
Burning coal is a chemical change. Anytime heat is released (as such in fire) it will be a chemical property change.
Is burning of coal a physical change?
No, chemical I think .
Is burning coal a physical change?
No. Burning anything is a chemical change.
Is burning coal for a barbecue a physical change?
No, it is a chemical change
If you are burning coal be a physical or chemical change?
chemical. A chemical change is a change where a substance is changed and a new substance is formed. in the case of coal when the solid carbon in the coal combines with the oxygen in the air carbon dioxide (CO2) is formed.
Which reactions shows a physical change?
Burning coal is a chemical reaction, a chemical change; but the solid reactant is transformed in gaseous products (H2O and CO2) - this is a physical change.
Which equation represents a physical change?
Burning coal is a chemical reaction, a chemical change; but the solid reactant is transformed in gaseous products (H2O and CO2) - this is a physical change.
Is a lump of coal burning a physical change?
A chemical change.Coal(carbon) become CO2 or CO.Heat generation is secondary to the chemical process.
How is an chemical change differs from a physical change?
Physical change is the change in which only physical properties changes ,like color, hardness, density etc. Chemical changes affect the composition as well as chemical properties of matter and result in formation of new substance. Examples of chemical changes are : Burning of coal Burning of Paper Electrolysis of water
