Biology 101 (BSC1010) Chapter 3 - Water and Life
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See Timestamps below :) This narrated lecture corresponds with Chapter 3 of the Campbell Biology textbook.
Videos Shown:
NASA Perpetual Oceans https://www.youtube.com/watch?v=CCmTY0PKGDs
⏰ Timestamps
0:01 Intro
0:18 Objectives
0:45 Water Background
3:06 Bond Review
5:30 4 Emergent properties
5:45 1. Cohesion & Adhesion (Surface Tension)
8:36 2. Moderation of Temperature (Kinetic Energy, calories, kcal, specific heat, heat of evaporation)
19:54 3. Ice floats on Liquid Water (Density)
23:13 4. The solvent of Life (Homogenous and Heterogenous, solutions, solutes)
27:24 Emergent Properties Recap
29:08 Solute Concentrations (Molecular Mass, moles, molar mass, Molarity)
37:37 %Solution and Mass to Volume Ratio
38:54 Acids and Bases
42:57 The pH Scale
51:17 Buffers
52:58 Practice Problem Solutions
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