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IAT IISER2019ChemistryThermodynamics (C)

At 60 ^ C , 50 % of N ₂ O ₄( ~g ) is dissociated to NO ₂( ~g ) . What is the standard Gibbs change at 60 ^ C and 1 atm pressure for this process? ( R =8.314 JK ⁻¹ ~mol ⁻¹ )

Options

  1. A763 Jmol ⁻¹
  2. B-790 Jmol ⁻¹
  3. C-863 Jmol ⁻¹
  4. D500 Jmol ⁻¹

Correct answer

B. -790 Jmol ⁻¹

Step-by-step solution

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