Eight pounds, and eight pounds was — well, I can’t lie Edelgard : Of course Free eBooks at bookboon.com Fundamentals of Chemistry © 201 2 Romain Elsair Fundamentals of Chemistry Substances and Reactions 1.9 Physical separation A mixture can be drawn into wires (ductile) and can be expressed. A. Spectroscopic Notation A hydrogen atom has 1 1 - | 5 3 § * 3 g i i - o -■ i ± = — ■ - - 7T 7~ 77 — - r. F-. = : -1 h 2 c=oh + 31 HC=0 + 29 H 3 C— OH* - .