We are pleased to present this Global Edition of Chemistry, The Molecular Nature of Matter and Change, which has been developed to meet the needs of international chemistry students. in addition to unprecedented macroscopic-to- microscopic molecular illustrations, and consistent step-by-step worked exercises in every chapter, new end-of-chapter assignment problems were added to make the content more relevant and improve learning outcomes for the international student. Enhancements to the Global Edition include: - New sample problems have been written throughout the text -New sections covering electron configuration, chemical reactivity, and redox behavior -Updated Tools of the Laboratory describing instruments commonly used in chemical research -Special Global Edition of McGraw Hill ConnectPlus, McGraw web-based assignment and assessment platform with eBook access, which helps students learn faster, study more efficiently, and retain more knowledge