Richard H Langley

Richard Langley, PhD, teaches chemistry at Stephen F. Austin State university and is a grader for the AP Chemistry exam.
Ebooks
Chemistry for the Utterly Confused
Biochemistry For Dummies: Edition 3
$19.00
McGraw-Hill's 500 Physical Chemistry Questions: Ace Your College Exams: 3 Reading Tests + 3 Writing Tests + 3 Mathematics Tests
5 Steps to a 5: AP Chemistry 2017: Edition 9
5 Steps to a 5: AP Chemistry 2018: Edition 10
5 Steps to a 5: AP Chemistry 2020
5 Steps to a 5: AP Chemistry 2018 Elite Student Edition: Edition 10
McGraw-Hill Education 500 Review Questions for the MCAT: Organic Chemistry and Biochemistry: Edition 2
Organic Chemistry II For Dummies: Edition 2
$15.00
Must Know High School Chemistry
5 Steps to a 5: AP Chemistry 2021 Elite Student Edition
5 Steps to a 5: AP Chemistry 2020 Elite Student Edition
McGraw-Hill Education 500 Review Questions for the MCAT: General Chemistry: Edition 2
5 Steps to a 5: AP Chemistry 2024
McGraw Hill Chemistry Review and Workbook
5 Steps to a 5: AP Chemistry 2022
5 Steps to a 5: AP Chemistry 2022 Elite Student Edition
5 Steps to a 5 AP Chemistry 2017 Cross-Platform Prep Course: Edition 9
5 Steps to a 5: AP Chemistry 2021
5 Steps to a 5: AP Chemistry 2024 Elite Student Edition
5 Steps to a 5: AP Chemistry 2023
5 Steps to a 5: AP Chemistry 2023 Elite Student Edition
Must Know High School Chemistry, Second Edition: Edition 2
Biochemie kompakt für Dummies: Ausgabe 2
$10.00
Biochemie für Dummies: Ausgabe 3
$15.00