0
A new compound must be obtained.
Wiki User
∙ 8y ago
Add your answer:
Earn +20 pts
Is burning food a physical change?
No. It is a chemical change. By the way, burning something is a chemical change only.
Is a physical change the only way to break down a compound?
No, chemical change is the only way.
What is the only sure evidence for a chemical reaction?
The only way to be sure a chemical reaction or change has occurred is to test the composition of a sample before and after a change.
When a new substance is produced is it a chemical or physical change?
That's a chemical change because the structure of the atoms are changing. Chemical features can only be viewed through chemical change, by the way.
When a new substance is produced is it a physical or a chemical change?
That's a chemical change because the structure of the atoms are changing. Chemical features can only be viewed through chemical change, by the way.
Is a new substance is produced a chemical or a physical change?
That's a chemical change because the structure of the atoms are changing. Chemical features can only be viewed through chemical change, by the way.
What is the differnce between physical and chemical change?
Chemical changes alter the chemical makeup of a substance... physical changes only change the way something looks, it does not modify the chemical properties.
What type of change is needed to break down a compound?
The only way to break down a compound is through chemical change. sometimes, energy is needed for a chemical change to happen. 8thGrader,(:
Who explained why chemical changes occur?
Le Chatelier, H L 1850-1936. Scientific Law Description; If a system in chemical equilibruim is subjected to a disturbance it tends to change in a way which opposes the disturbance.
Why does the mass change after a chemical reaction by 0.01g despite the chemical change occurring in a closed environment?
if u do it the right way the mass shouldent change at all...that s what happened to me nd im only 15
Is the glowing of a platinum wire in a flame a physical or chemical change?
It is a physical change. A physical change involves changing a substance only in its appearance, smell, taste, feel, or sound. A chemical change involves changing what makes up the substance or the way the substance reacts with other substances. When a normal platinum wire is placed over a flame, it glows. This is a physical change because the things that make up the platinum have not been changed, but the appearance has changed.
One way to identify a chemical change?
color change is 1 way
