A gas at 1 atm and volume 8 litres is compressed isothermally to 3 litres. What is the new pressure?

Answer and explanation

Correct answer: D. 8/3 atm

  1. Step 1: At constant temperature , so atm. Answer: 8/3 atm. Why not the others: 0.375 atm: inverts the ratio. 6 atm: adds and subtracts the numbers. 24 atm: multiplies all three.

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