Qualification > Sciences
AS CHEMISTRY QUERY - EQUILIBRIUM CONSTANT
CHEMMASTER6000:
hahaha no worries, youll do inverse tangent graph sooner or later. hahaah good luck with yours too
girl_92:
--- Quote from: rackmeup on May 29, 2010, 06:20:24 am ---Thank u very much. Its all abt the math, isnt it?
sry to bother u again, bt do u know why weak acids and bases have smaller value of enthalpy change of neutralisation compared to strong acids and bases.
Dont the weak acids dissociate to ions(H+, OH-)completely if left there long enough? or if given sufficient amount of energy they will ionise as well.
If that extra energy is given, I figure that is some sort of activation energy, and the change in energy level between reactants and products is independent from the extra energy added.
??? I am confused
MANY THANKS
--- End quote ---
its perfectly alrytt i find ur questions sensible and very similar to those i ask in class so u can post more
yea as inverse tangent said enthalpy of neutralization is smaller because energy has to be invested in ionization of the acid or base but then im not really sure abt this but the diff is quite negligible
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