Introductory Chemistry : Atoms First, Paperback by McGuire, Saundra Yancy; Cook, Elzbieta, ISBN 0321956931, ISBN-13 9780321956934, Like New Used, Free shipping in the US Features examples from each chapter, learning objectives, review of key concepts from the text, and additional problems for student practice. Also, the workbook provides comprehensive answers and explanations to selected end-of-chapter problems from the text. Provides over 200 worked examples and more than 550 practice problems and quiz questions to help students develop and practice their problem-solving skills.