I’m a paragraph of no less than 125 words describe the steps you can take to effectively organize your writing

Find the mass, in grams, of 5.00*10^23 molecules of f2

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.

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse