Using the periodic table, complete the table to describe each atom. Type in your answers.

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

What is the main reason why some developing countries fear the increase the free trade policies around the world?

•hydration •dissociation •dissolving which one goes to which