Which investigation could demonstrate a chemical property of iron? (1 point)

Performing an investigation to show how iron can conduct electricity and heat.

Performing an investigation to show how iron can be drawn into a wire.

Performing an investigation to show how iron can be flattened into sheets.

Performing an investigation to show how iron reacts with oxygen to form rust.

1 answer

Performing an investigation to show how iron reacts with oxygen to form rust.