The primary metallic element that's added to steel to make stainless steel is?

Identify the electromagnets with poles that are reversed from the electromagnet shown above

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?

Give a real-world example of an energy transformation that uses two of the following forms of energy: chemical, mechanical, nuclear, gravitational, radiant, electrical, thermal (heat), and/or sound.