KVPY Government Jobs Exams

Two balloons A and B containing 0.2 mole and 0.1 mole of helium at room temperature and 2.0 atm, respectively, are connected. When equilibrium is established, the final pressure of He in the system is
option
(A) 1.0 atm
(B) 1.5 atm
(C) 0.5 atm
(D) 2.0 atm

Read Solution (Total 0)

KVPY Other Question

The number of air molecules in a (5m × 5m × 4m) room at standard temperature and pressure is of the order of The set of principal (n), azimuthal (l) and magnetic (m1) quantum numbers that is not allowed for the electron in H-atom is
option
(A) n = 3, l = 1, m1 = -1
(B) n = 3, l = 0, m1 = 0
(C) n = 2, l = 1, m1 = 0
(D) n = 2, l = 2, m1 = -1