pH and pOH: Crash Course Chemistry #30
11:41
Buffers, the Acid Rain Slayer: Crash Course Chemistry #31
11:13
Redox Reactions: Crash Course Chemistry #10
13:50
pH, pOH, H3O+, OH-, Kw, Ka, Kb, pKa, and pKb Basic Calculations -Acids and Bases Chemistry Problems
15:32
‘O tempo não existe’: a visão de Carlo Rovelli, considerado ‘novo Stephen Hawking’ | Ouça 15 minutos
1:55:27
Worst Fails of the Year | Try Not to Laugh 💩
8:36
What is pH ; How to Calculate pH (3 examples) - Chemistry
9:01
Acids and Bases, pH and pOH
13:41