Ababio, Osei Yaw creator text nju Onitsha, Nigeria Africana first publishers plc. 2013 2014 2014 6 ed. monographic eng [v, 620 p.] : illustrations. by Osei Yaw Ababio. (Based on the new NERDC curriculum for senior secondary schools) Chemistry Problems, exercises, etc Chemistry Examinations, questions, etc Chemistry Examinations QD42 .H388 2014eb 9781757105 140326