A Monatomic Ideal Gas (C_v = 3/2 R)undergoes an Isothermal

question 78

Multiple Choice

A monatomic ideal gas (C_v = 3/2 R) undergoes an isothermal expansion at 300 K,as the volume increased from 0.05 m³ to 0.15 m³.The final pressure is 130 kPa.The heat transfer to the gas,in kJ,is closest to:

• A)21
• B)11
• C)-21
• D)-11
• E)zero

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