posted Sep 24, 2019, 9:01 AM by Kelly Allen
Journal: Sig fig review questions:
1.Round 0.0004573 so it has two sig figs.
2.2.56 mm x 3.2 mm = ?
3.Record the length of this pencil in centimeters using correct sig figs.

Class: Go over Scientific Notation practice
Introduction to the Mole activity

HW: Test #1 Thurs. 9/27 (see Key Words and Concepts sheet that I gave you in class)
Polyatomic Ion quiz Mon. 9/3