What characteristic ion can denote the difference between an acid and an alkali and give an example?
For an acid the formation of a hydrogen ion denotes it as being acidic.HCL -> H+ + CL-Where as for an alkali the formation of a hydroxyl ion denotes is as being alkaliNAOH -> Na+ and OH-
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Calculate the pH of the buffer solution resulting from mixing 250 cm^3 of 0.3 moldm^-3 ethanoic acid with 250cm^3 of 0.2 moldm^-3 sodium hydroxide. The Ka of ethanoic acid is 1.8 x 10^-5.
Can you please help understand this diagram I drew in class?