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The density of acetic acid vapor at 300 ~K and 1 ~atm is 5 mg cm ⁻³ . The number of acetic acid molecules in the cluster that is formed in the gas phase is closest to

Options

  1. A5
  2. B2
  3. C3
  4. D4

Correct answer

B. 2

Step-by-step solution

d= P M R T M= d R T P M=123 acetic acid exist as dimer

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