`2C+O_(2)rarr2CO, Delta H= - 220 kJ` which of the following statements is correct for this reaction

2C_"(s)" + O_(2(g)) to 2CO_((g)) , DeltaH = - 220 KJ, Which statement is correct for the reaction :-

From the following data at 25^(@)C {:("Reaction ",Delta_(r) H^(@) kJ//mol),((1)/(2)H_(2)(g) + (1)/(2)O_(2)(g) rarr OH (g),42),(H_(2)(g) + (1)/(2)O_(2)(g) rarr H_(2)O_(g),-242),(H_(2)(g) rarr 2H(g),436),(O_(2)(g) rarr 2O(g),495):} Which of the following statement(s) is/are correct: Statement (a): Delta_(r)H^(@) for the reaction H_(2)O(g) rarr 2H(g) + O(g) Statement (b): Delta_(r)H^(@) for the reaction OH(g) rarr H(g) + O(g) is Statement (c) : Enthalpy of formation of H(g) is -218 kJ/mol Statement (d): Enthalpy of formation of OH(g) is 42 kJ/mol

From the following data at 25^(@)C {:("Reaction",Delta_(r)H^(@)" kJ/mol"),(1/2 H_(2)(g)+1/2 O_(2)(g) rarr OH(g),42),(H_(2)(g)+1/2 O_(2)(g) rarr H_(2)O(g),-242),(H_(2)(g) rarr 2H(g),436),(O_(2)(g) rarr 2O(g),495):} Which of the following statement (s) is/are correct:

From the following data at 25^(@)C {:(Reaction ,Delta_(r)H^(o)kJ//mol),((1)/(2)H_(2)(g)+(1)/(2)O_(2)(g)toOH(g),42),(H_(2)(g)+(1)/(2)O_(2)(g)to H_(2)O(g),-242),(H_(2)(g)to 2H(g),436),(O_(2)(g)to2O(g),495):} Which of the following Statement (s) is /are Correct: StatementA: Delta_(r)H^(@) "for the reaction" H_(2)O(g)to2H(g)+O(g)"is 925.5kJ/mol" Statement B: Delta_(r)H^(@) "for the reaction" H_(2)O(g)toH(g)+O(g)"is 423.5kJ/mol" Statement C:Enthalpy of formation of H(g) is-218 kJ/mol Statement D: Enthalpy of formation of OH(g) is 42 kJ/mol

From the following reaction, (1/2) N_2O (g) + (3/4) O_2(g) rarr NO_2(g) , delta H = -x , C_2H_2 (g) + (5/2) O_2(g) rarr 2CO(g) + 3H_2O(l) , delta H = -y , 2C_3H_8 (g) + 10 O_2(g) rarr 6CO_2(g) + 8H_2O(l) , delta H = -z , which of the following options contain all values of enthalpy of combustion (delta H°_c) for the given reaction

C+O_(2) rarr CO_(2), Delta H =-93 kJ , for formation of 11 mg of CO_(2) is