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Calculations using the ideal gas equation

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Problem

A balloon contains 0.692mol of ammonia gas, NH3(g), at 280K and a pressure of 0.810bar.
What is the volume, in liters, of the balloon?
Express the answer using 3 significant figures.
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
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