What type of changes is this?
an irreversible, chemical change
a reversible, chemical change
an irreversible, physical change
a reversible, physical change
Is a change of the state of matter a physical or chemical change?
It's a physical change.
What do we call this chemical change?
oxidation
cooking
burning
baking
Is a change of the state of matter reversible or irreversible?
It's reversible.
What's one type of chemical change in matter?
1. Baking or cooking 2. Burning (fire) 3. Oxidation (rust)
What type of change is this?
a reversible, chemical change
a reversible, physical change
an irreversible, chemical change
an irreversible, physical change
What type of change is this?
a reversible, chemical change
an irreversible, chemical change
a reversible, physical change
an irreversible, physical change
What do we call this physical change?
a change in shape
baking
oxidation
a change of state
What do we call this chemical change?
oxidation (rust)
baking
burning
a change in shape
What type of change is this?
an irreversible, physical change
an irreversible, chemical change
a reversible, physical change
a reversible, chemical change
Are chemical changes reversible or irreversible?
Chemical changes are ALWAYS irreversible.
What's one type of physical change in matter?
A change of state OR a change in shape
What type of change is this?
a reversible, physical change
an irreversible, physical change
a reversible, chemical change
an irreversible, chemcial change
What do we call this physical change?
a change in state
baking
oxidation
a change in shape
What type of change is this?
a reversible, physical change
a reversible, chemical change
an irreversible, physical change
an irreversible, chemcial change
What type of change is this?
a reversible, chemical change
an irreversible, chemical change
a reversible, physical change
an irreversible, physical change
What type of change is this?
a reversible, physical change
a reversible, chemical change
an irreversible, physical change
an irreversible, chemical change
What do we call this chemical change?
cooking
burning
a change of state
baking
What type of change is this?
a reversible, chemical change
a reversible, physical change
an irreversible, physical change
an irreversible, chemcial change
What type of change is this?
a reversible, physical change
an irreversible, chemcial change
an irreversible, physical change
a reversible, chemical change