posted Nov 13, 2019, 11:04 AM by Kelly Allen
Journal: A sample of a compound is found to contain 30.4% nitrogen and 69.6% oxygen. What is its empirical formula? SHOW ALL WORK!

Class: Go over Molecular Formula practice (9-15 odd)
Discuss CuSO4 lab and work on calculations

HW:  Percent Composition, Empirical Formulas, & Molecular Formulas quiz Tues. 11/19
CuSO4 lab calculations (13-14) due Mon. 11/18 
Test #3 Fri. 12/6 (I gave you a Key Words and Concepts sheet in class.)