... value, 0 1400 H∆, at 1400 K from the reaction enthalpy value, 01000H∆, and the values of the molar heat, 0pc, (valid in the temperature range 1000 K to 1400 K) 0 1100035 040 J molH−∆ ... C C C C∆ = = - 11.28 + 1.52 × 10-3 T J K-1 mol-1 1400 1400 0 0 0 0 1400 1000 1000 1 21000 10000 6 61000 1 2( )( 1400 1000) 0.5 (1.96 10 1 10 )pH H C dT H c c T dTH c c∆ = ... Sirota, ICHO International Information Centre, Bratislava, Slovakia 196 x = 1.508515 ± 1 .404 488 = 0.1 0402 7 (The plus sign leads to a solution that has no physical significance, x > 1.) x...