C. Not each element has a known neutron number
Answer:
Climate change and climate dramaticlly affect my lifestyle and day to day life.
Explanation:
Plants don't need sap. Plants produce sap and attract bugs.
Answer:
c) the attraction of an atom for the electrons in a covalent bond.
Explanation:
Electronegativity, symbol χ, is a chemical property describing an atom's ability of to attract a shared pair of electrons to itself. It is influenced by the atomic number of the atom and the distance between the valence electrons and the charged nucleus. As the electronegativity number of atoms increases, the more the atom attracts electrons towards itself.
