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One mole of a gas is allowed to expand a...

One mole of a gas is allowed to expand adiabatically and irreversibly from a volume of 4 litres to a volume of 8 litres against the constant external pressure of one atm. Calculate internal energy change `(Delta U)` of system.

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To solve the problem of calculating the internal energy change (ΔU) of a gas that expands adiabatically and irreversibly, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Given Data**: - Initial volume (V_initial) = 4 liters - Final volume (V_final) = 8 liters - External pressure (P_external) = 1 atm ...
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