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AP EAMCET202526 May 2025Evening ShiftChemistryThermodynamics (C)Actual

One mole of ethanol (l) was completely burnt in oxygen to form CO ₂( ~g ) and H ₂ O (l) . What is the _r H ^ (in kJ mol ⁻¹ ) for this reaction? (The standard enthalpy of formation ( _f H ^ ) of C ₂ H ₅ OH (l), CO ₂( ~g ) and H ₂ O (l) is respectively -277,-393 and -286 ~kJ ~mol ⁻¹ .)

Options

  1. A+1921
  2. B-1921
  3. C+1367
  4. D-1367

Correct answer

D. -1367

Step-by-step solution

No Solution

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