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JEE Advanced2007ChemistryThermodynamics (C)Actual

The value of ₁₀ ~K for a reaction A B is (Given: _ r H_ 298 ~K ^ =-54.07 ~kJ ~mol ⁻¹, _ r S_ 298 ~K ^ =10 JK ⁻¹ ~mol ⁻¹ and R=8.314 JK ⁻¹ ~mol ⁻¹ ; 2.303 8.314 298=5705 )

Options

  1. A5
  2. B10
  3. C95
  4. D100

Correct answer

B. 10

Step-by-step solution

aligned A & B G^ & = H^ -T S^ G^ & =-2303 R T K K & = H^ -T S^ -2303 R T & = -54.07 10^3-298 10 -2303 8.314 298 & = -57050 -5705 =10 aligned

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