A Gas Expands as Shown in the Graph

question 2

Multiple Choice

A gas expands as shown in the graph. If the heat taken in during this process is 1.02 × 10⁶ J and 1 atm = 1.01 × 10⁵ N/m², the change in internal energy of the gas (in J) is how much? ​ ​

• A)−2.42 × 10⁶
• B)−1.40 × 10⁶
• C)−1.02 × 10⁶
• D)1.02 × 10⁶
• E)1.40 × 10⁶

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