Change in enthalpy for reaction,2H₂O₂ → 2H₂O + O₂

Change in enthalpy for reaction,
2H₂O₂ → 2H₂O + O₂
if heat of formation of H₂O₂ and H₂O are -188 and -286 kJ/mol respectively,is

Options

(a) -196 kJ/mol
(b) ⁺196kJ/mol
(c) ⁺948 kJ/mol
(d) -948 kJ/mol

Correct Answer:

-196 kJ/mol

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. In which of the following pairs, the two species are iso-structure?
  2. A solution containing 6 g urea per litre is isotonic with a solution containing
  3. For a reversible reaction, if we increase concentration of the reactants,
  4. The correct statement regarding defects in crystalline solids is
  5. Which of the following is the most electronegative element?