FAN AND MEDAL

A physical change is a change

from one substance to an new substance.
that does not change the identity of the substance.
in the chemical makeup of matter.
that changes the identity of the substance.
Question 3 (Multiple Choice Worth 2 points)

All of the following require breaking and forming chemical bonds except:

Freezing ice
A plant decaying
A piece of silver tarnishing
Roasting a marshmallow
@amistre64 @ganeshie8

Question

FAN AND MEDAL


A physical change is a change

 from one substance to an new substance.
 that does not change the identity of the substance.
 in the chemical makeup of matter.
 that changes the identity of the substance.
Question 3 (Multiple Choice Worth 2 points)

All of the following require breaking and forming chemical bonds except:

 Freezing ice
 A plant decaying
 A piece of silver tarnishing
 Roasting a marshmallow
@amistre64 @ganeshie8

anonymous · Answer

@iambatman @Compassionate @Abhisar

anonymous · Answer

A change in the properties of matter where chemical bonds are broken and new bonds are formed is

 a chemical change.
 a physical change.
 an ionic change.
 a covalent change.
Question 5 (Multiple Choice Worth 2 points)

Which of the following is not an example of a chemical change?

 A candle burning
 Cake baking
 Glass breaking
 A nail rusting