It is a chemical change.
Chemical because it is being exposed to another compound and forming a new substance
Physical
Milk turning sour is a chemical change.
i think it is chemical but it may be physical.
This is a chemical change.
Chemical
the answer is yes because sodium is a solid right right so being exposed by a chemical is changed.
because it is irreversible and it has a new substance
Nope, Physical
no it is chemical
Chemical.
Chemical property