1 mole of ideal monatomic gas at $ 27^{\circ}C$ expands adiabatically against a constant external pressure of $1.5\: atm$ from a volume of $4\: dm^3\: to\: 16\: dm^3$ . Calculate $ \Delta E$. - Clay6.com, a Free resource for your JEE, AIPMT and Board Exam preparation

1 mole of ideal monatomic gas at $ 27^{\circ}C$ expands adiabatically against a constant external pressure of $1.5\: atm$ from a volume of $4\: dm^3\: to\: 16\: dm^3$ . Calculate $ \Delta E$.