anatomy 2404_Ch.2_Chem_B_Visual

anatomy 2404_Ch.2_Chem_B_Visual - . pH is a log scale! pH 2...

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BIOL 2404 Lecture outline (Ch.2B) What’s the difference? Chemical composition: inorganic compounds water (~                % of body weight) chemical properties absorbs and releases energy slowly, requires a large amount of helps us maintain  it’s an excellent solvent dissolves  participates in chemical reactions . provides  example serves as a  example salts and ions example: NaCl ions dissociate  why? Acid releases . 1
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strong vs. weak acids – examples Base releases . strong vs. weak bases – examples What happens when acids and bases pH units scale: indicates hydrogen ion concentration pH value versus [H+] pH =  example:   what is the pH if [H+]  =  pH =  regions of pH scale acids, bases, neutral estimate the pH of a strong acid  a weak base  pure water
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physiological fluid (blood) acidic, basic, or neutral?
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Unformatted text preview: . pH is a log scale! pH 2 versus pH 3 small change in pH Chemical composition: organic compounds Carbohydrates contain sizes: monosaccharides . disaccharides . polysaccharides glycogen (in our cells), composed of starch Carbohydrates why are they important? primary function of glucose: glucose also provides why use artificial sweeteners? 3 Lipids composed of types triglycerides (fats & oils) functions . composed of saturated fatty acids all carbons have 4 forms solid at examples? unsaturated fatty acids some carbons have a forms liquid at examples? Lipids types phospholipids composed of dissolves in water? . primary function Lipids types steroids organization of includes various functions 5...
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anatomy 2404_Ch.2_Chem_B_Visual - . pH is a log scale! pH 2...

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