Which of the following has the highest mass? A. 50.0g water
B. 50.0 moles of oxygen
C. 50.0 molecules carbon dioxide
D. 50.0 mol NaCl

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

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.