Journal: What does this measurement tell me about the ruler that I used to record the length of a piece of string? 15 cm Class: Discuss front side of Significant Figure activity More Sig Fig notes (see slides 3-8 of 9/11 attachment) HW: Combustion, Chem. v. Phys, Density, Dimensional Analysis quiz TOMORROW CuCl2 + Al lab due Mon. 9/16 Polyatomic Ion quiz Mon. 9/30 (see 9/9 attachment) |