Slide 1 Weather, Climate & Society ATMO 336 Natural Climate Variability Slide 2 Perspective: Time Scales 13.7 b.y. 4.6 b.y.2.1 b.y. 3.5 b.y. 65 m.y. Avg. human life span=0.15…
Slide 1 IB1 Chemistry Quantitative chemistry 1 1.1 The mole concept and Avogadro's constant 1.2 Formulas 1.3 Chemical Equations Slide 2 Topic 1: Quantitative chemistry…