Water content (%)

Sample appearance

IL amount (mol)

pinitial (kPa)

pfinal (kPa)

CO2 absorbed (mol)

Absorption efficiency (mol/mol)

0

Creamy

0.025

104.9

18.4

6.5 × 10−3

0.25

60

Powdery

0.012

103.8

96.7

5.3 × 10−4

0.044

30

Powdery

0.011

99.6

82.4

1.3 × 10−3

0.12

7.6

Soufflé-like

0.011

98.8

61.2

2.9 × 10−3

0.27