The melting point of table salt is 801 degrees c. is this a physical or chemical property?

This is a physical property. Physical properties involve changes of phase, or state of matter, of which melting is an example. Melting involves a change from a solid state to a liquid state. The internal energy of the solid increases, usually by applying heat, which increases the temperature to the melting point of the substance.

It's not the same dearthe first one is in grams per mole while the other is not