mskei.py

Created on September 29, 2021

427 Bytes

acide  cede un electron
base capte un electron

acide carbolique 
    R
   /
O=C-OH ou O-

amine
     R3
    /
R1-N-R2
  /
(H+)


espece amphotere 
espece qui peut etre acide ds un couple et base ds un autre
H2O + H+ = H3O+
H2O = HO- + H+

le caractere acide ou basique d une solutio acqueuse est definie par la presence
des ions H3O+

pH = -log(H3O+/c°)
H3O+= c° * 10**-pH

log(a) = b donc a = 10**b
log(10) = 1

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