How can you determine an unknown element represented by a characteristic spectral pattern?

What are transitions between a liquid and gas called? identify which way they are transitioning

Which samples do the atoms have the least kinetic energy

Silver is a white metal that is an excellent conductor. silver tarnishes when exposed to air and light. the density of silver is 10.49 g/cm3. the melting point is 962oc and the boiling point is 2000oc. a chemical property of silver is