You have a block of an unknown metal. Which properties would be most helpful in determining what it is? If it could be

Ineed with a, b, c, d, and e on the long answer

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp