Chemistry - Thermodynamics - I Question with Solution | TestHub

ChemistryThermodynamics - IFirst law of ThermodynamicsMedium2 minPYQ_2018

ChemistryMediumsingle choice

If one monoatomic gas is expanded adibatically from $2 L$ to $10 L$ at $1 atm$ external pressure then the value of $Δ U$ (in atm $L$ ) is

Answer:

Solution:

$Q = 0 (∵ process is adiabatic.) Δ U = w = - P_{ext} Δ V = - 1 (10 - 2) atm L = - 8 atm L$

Stream:AIIMSSubject:ChemistryTopic:Thermodynamics - ISubtopic:First law of Thermodynamics

⏱ 2mℹ️ Source: PYQ_2018

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