Identify and calculate the number of representative particles in 2.15 moles of gold.

How many atoms are there in 5.70 mol of mg

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.