CHM 1301 Final: [CHM1301] - Final Exam Guide - Ultimate 43 pages long Study Guide!

• School: University of Ottawa
• Department: Chemistry
• Course: CHM 1301
• Professor: Mathew L

Document Summary

Matter: anything that occupies space and has a mass. Atoms: the fundamental unit of any chemical substance. Molecules: a combination of two or more atoms. Compound: a substance that contains more than one element. Chemical formula: describes the composition of molecules. Units of measurement: kg : kilogram : mass m : meter : distance s : seconds : time. K : kelvin : temperature mol : mole : amount. A : atmosphere : electric current cd : candela : luminous intensity kpa : kilopascal : pressure. 1 m = 100 cm = 1000 nm. The digit significant to the calculation or measurement. Zeros to the left of a decimal are not significant. Zero to the right of a decimal are significant. Whole numbers with perfect precision have infinite significant figures. The answer to any problem has as many significant figures as the least precise number in the question, unless stated otherwise.