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KCET2019ChemistryThermodynamics (C)

The reaction in which ( H > U ) is

Options

  1. A( N _ 2(g) +3 H _ 2(g) 2 NH _ 3(g) )
  2. B( CH _ 4(g) + O _ 2(g) CO _ 2(g) +2 H ₂ O _ (l) )
  3. C( N _ 2(g) + O _ 2(g) 2 NO _ 2(g) )
  4. D( CaCO _ 3(S) CaO _ (s) + CO _ 2(g) )

Correct answer

D. ( CaCO _ 3(S) CaO _ (s) + CO _ 2(g) )

Step-by-step solution

(D) [ array l CaCO _ 3(S) CaO _ (s) + CO _ 2(g) n =+1 H = U + ngRT array ]

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