(1)反应后的溶液组成:
C(HCOOH)==C(HCOONa)==C(NaCI)
PH < 7
(2)HCOOH == HCOO- + H+-----------(可逆)---(主)
HCOO- + H2O == HCOOH + OH-----(可逆)---(次)
H2O == H+ + OH----------------(可逆)---(次)
(3)[Na+] 〉[HCOO-] 〉[CI-] > [HCOOH] 〉[H+] 〉[OH-]
(1)反应后的溶液组成:
C(HCOOH)==C(HCOONa)==C(NaCI)
PH < 7
(2)HCOOH == HCOO- + H+-----------(可逆)---(主)
HCOO- + H2O == HCOOH + OH-----(可逆)---(次)
H2O == H+ + OH----------------(可逆)---(次)
(3)[Na+] 〉[HCOO-] 〉[CI-] > [HCOOH] 〉[H+] 〉[OH-]