An ideal gas is described as a:
ACommon laboratory gas
BNaturally occurring gas
CLiquid under pressure
DHypothetical construct
Answer & Solution
Correct answer: D. Hypothetical construct
1. No real gas obeys the ideal gas law exactly.
2. An ideal gas is a hypothetical construct.
3. It may be used along with kinetic molecular theory to effectively explain the gas laws.
4. Its usefulness comes from being simple enough to reason with rather than from being real.
_Source: OpenStax Chemistry 2e (CC BY 4.0), Ch 9 'Gases', sections 9.1-9.6_
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