MCAT Question of the Day 146– General Chemistry An atom with 7 neutrons and a mass number of 12 is anisotope of what element?Boron NitrogenMagnesiumPotassiumVote to see resultsVote By admin| 2015-11-28T14:48:20+00:00 December 19th, 2015|Comments Off on MCAT Question of the Day 146– General Chemistry Share This Story, Choose Your Platform! FacebookTwitterGoogle+Email
