This chapter is currently out of syllabus
1
JEE Main 2022 (Online) 30th June Morning Shift
Numerical
+4
-1
Out of Syllabus

100 mL of 0.3 M acetic acid is shaken with 0.8 g of wood charcoal. The final concentration of acetic acid in the solution after adsorption is 0.125 M. The mass of acetic acid adsorbed per gram of carbon is _____________ $$\times$$ 10$$-$$4 g.

(Given : Molar mass of acetic acid = 60 g mol$$-$$1)

2
JEE Main 2022 (Online) 27th June Evening Shift
Numerical
+4
-1
Out of Syllabus

If the initial pressure of a gas is 0.03 atm, the mass of the gas adsorbed per gram of the adsorbent is ___________ $$\times$$ 10$$-$$2 g.

3
JEE Main 2022 (Online) 24th June Evening Shift
Numerical
+4
-1
Out of Syllabus

When 200 mL of 0.2 M acetic acid is shaken with 0.6 g of wood charcoal, the final concentration of acetic acid after adsorption is 0.1 M. The mass of acetic acid adsorbed per gram of carbon is ____________ g.

4
JEE Main 2021 (Online) 31st August Evening Shift
Numerical
+4
-1
Out of Syllabus
CH4 is absorbed on 1g charcoal at 0$$^\circ$$C following the Freundlich adsorpiton isotherm 10.0 mL of CH4 is adsorbed at 100 mm of Hg, whereas 15.0 mL is adsorbed at 200 mm of Hg. The volume of CH4 adsorbed at 300 mm of Hg is 10x mL. The value of x is _________ $$\times$$ 10-2.

(Nearest integer) [Use log102 = 0.3010, log103 = 0.4771]