Chemistry class worksheet on Dalton's Atomic Theory with sections for historical figures and laws of chemical combination.

A classroom worksheet titled "Class Prep Assignments (#9)" for CHEM 1110, focusing on Dalton's Atomic Theory. The document includes sections for students to fill in historical figures in chemistry, their dates, nationality, and contributions, with a table listing Democritus, Antoine Lavoisier, Joseph Louis Proust, and John Dalton. It also outlines main ideas from lecture and asks students to restate the Law of Conservation of Mass, Law of Definite Proportions, and Law of Multiple Proportions in their own words.