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We may say that a basic substance is one which has a lone pair of electrons which may be used to complete the stable group of another atom, and that an acid is one which can employ a lone pair from another molecule in completing the stable group of one of its own atoms. ↗
What I found was when I started my first study, and then in subsequent studies, is here you have people under some kind of duress, or I chose to study them because they represented some kind of historical event, as it impacted on them or as they helped to create it. ↗
