1.

From the following thermochemical equations, calculate the standard enthalpy of formationof HCl(g) . (A) H_(2)(g) rarr 2H(g) , DeltaH^(0)= + 436.0 kJ mol^(-1)(B)Cl_(2)(g)rarr 2Cl(g), DeltaH^(0)= + 242.7 kJ mol^(-1) (C ) HCl(g) rarr H(g) + Cl(g) , DeltaH^(0) = + 431.8 kJ mol^(-1)

Answer»


SOLUTION :AIM`: (1)/(2) H_(2)(g) + (1)/(2) Cl_(2)(g) rarrHCl(g)`


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