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07:26 Chapter 15 Part I Chapter 15 Part I	Chapter 15 Part I acid acids base proton bases equilibrium conjugate water blood solution ions reactants ka ionization thing definition body arrhenius hydrogen strength From Arianna Demmerly 12 plays 0
01:15:00 One Health Seminar Cristina Hansen One Health Seminar Cristina Hansen	One Health Seminar Cristina Hansen lot samples kidney disease urine animals kidneys vaccine alaska pcr water animal sample organism leptospirosis months students blood surveillance dogs From Artem Zhdanov 84 plays 0