Practice question · Numerical answer
How many moles of an ideal gas occupy 22.4 L at 273 K and 1.00 atm? Use L atm mol K and give the answer to one decimal place.
Hints
- Rearrange the ideal gas equation to make n the subject.
- Compute (1.00 x 22.4)/(0.0821 x 273).
Show the answer
1 (answers within ±0.05 count)
Why
mol. This is the molar volume at STP, and it is the same for every ideal gas.
Practise Gases, Kinetic Theory and Intermolecular Forces
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