CHEM 120 Lecture 1: CHEM120_08242017
Document Summary
Syllabus: attendance for lecture is mandatory, attendance for lab is mandatory, sign up for aleks. This will count towards 5% of your final grade: your lowest exam grade will be dropped. There will be 4 exams and a final exam. These dates can be found in your syllabus: chemistry basics. Chapter 1: atoms: chemistry is the discipline that seeks to understand matter and its purpose, matter is defined as anything that has mass and occupies space, matter is composed of particles, ex. Consequently, a solid has a fixed volume and a fixed shape: in a liquid, atoms or molecules pack about as closely as they do in a solid but they are free to move relative to each other. Liquids have a fixed volume but no fixed shape. They take the shape of their container: in a gas, atoms or molecules have a lot of freedom to move around.
