Steel wool is an alloy of iron, with carbon content (and other elements) as needed for the particular characteristics, such as strength and brittleness. It is a spun mesh of steel wires, (again,) said mesh being designed for the particular application.
The steel wool will burned and turned in black substance.
steel wool is steel made from wool, so it would be neither
thin steel wool
the wool does not rust
Steel wool is a mixture.
A physical bond. Steel wool is composed of fine fibers of steel spun together to hold shape as a "bun" of fibers, but its merely a loose physical bond.
The steel wool gets wet. If you take the steel wool out (into the air) again it will rust.
Steel wool is a Mixture-Mechanical
Steel wool
Depends on whether you leave the steel wool in the Pepsi. If you take it out, the water in the Pepsi will cause the steel wool to rust away. If you leave it in, the phosphoric acid will slowly dissolve the steel wool.
Melting the steel wool is a physical change.
steel wool dome @#$%