Whats the chemical formula for dilute hydroxide acid

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

Consider the story you just read. all but one of the choices below indicate that something is living.

What type of context clue you understand the meaning of  quandary?