Odpowiedź :
Odpowiedź:
HX <=> H^(+)+X^(-)
pOH=12 =>pH=2 [H^(+)]=10^(-2)mol/dm3 = [X^(-)]
alfa=25%
100% - Co
25% - 10^(-2)
Co=[(10^(-2)*100]/25=0,04 mol/dm3
Odpowiedź:
HX <=> H^(+)+X^(-)
pOH=12 =>pH=2 [H^(+)]=10^(-2)mol/dm3 = [X^(-)]
alfa=25%
100% - Co
25% - 10^(-2)
Co=[(10^(-2)*100]/25=0,04 mol/dm3