This chapter is currently out of syllabus
1
JEE Main 2022 (Online) 26th June Morning Shift
+4
-1
Out of Syllabus

An evacuated glass vessel weighs 40.0 g when empty, 135.0 g when filled with a liquid of density 0.95 g mL$$-$$1 and 40.5 g when filled with an ideal gas at 0.82 atm at 250 K. The molar mass of the gas in g mol$$-$$1 is :

(Given : R = 0.082 L atm K$$-$$1 mol$$-$$1)

A
35
B
50
C
75
D
125
2
JEE Main 2021 (Online) 31st August Morning Shift
+4
-1
Out of Syllabus
Which one of the following is the correct PV vs P plot at constant temperature for an ideal gas? (P and V stand for pressure and volume of the gas respectively)
A
B
C
D
3
JEE Main 2021 (Online) 27th August Morning Shift
+4
-1
Out of Syllabus
The unit of the van der Waals gas equation parameter 'a' in $$\left( {P + {{a{n^2}} \over {{V^2}}}} \right)(V - nb) = nRT$$ is :
A
kg m s$$-$$2
B
dm3 mol$$-$$1
C
kg m s$$-$$1
D
atm dm6 mol$$-$$2
4
JEE Main 2021 (Online) 26th August Evening Shift
+4
-1
Out of Syllabus
The interaction energy of London forces between two particles is proportional to rx, where r is the distance between the particles. The value of x is :
A
3
B
$$-$$3
C
$$-$$6
D
6
EXAM MAP
Medical
NEET