Page 98 - Gas Purification 5E

88 Gas Purification

’- I I
1 I I I I
J I I
I I
I
ow HO-CHp-Cn*-NH* -
.1,- I (UNHINDERED)
I
I
I cP
vd v 8M HO-CH&-N&
WNDERED) I
CHB
m I I I I I wmnine
0 P 4 1 1 11md.rntio

protonation of amine:
H+ + RR’NH = RR’NH,+

carbamate formation:
RR’NH + HCO3- = RR’NCOO- + HzO

hydrolysis of carbon dioxide:

HzO + COz = H+ + HCO3-
dissociation of water:

HzO = H+ + OH-