What is a good way to describe the rate of movement of crustal plates? a : The rate at which fingernails grow

b: The rate at which evolution occurs

c : The rate at which volcanoes erupt

d : The rate at which flowers bloom

a police officer and a ambulance

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

yes

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