b) Energy balance with chemical reaction Perform energy balance calculation for following chemical reaction. SO2 (g) +(1/2)02 (g) SO3(g) [13 Marks] (i) Obtain an empirical equation relating the heat of reaction and the temperature. (10 Marks) (ii) Using the same expression in task 2b(i), calculate the heat of reaction at 773 C as per table 3 data. (3 Marks) Data Given ΔΗ = -98910 kJ/km ole cp=a = a + bT + cT² + dT³, kJ/(kmole.K) or J/(mole.K) Gas a b x 103 cx 106 d x 109 SO2 (g) 24.7706 62.9481 -44.2582 11.122 Oz (g) 26.0257 11.7551 -2.3426 -0.5623 SO3 (g) 22.0376 121.624 -91.8673 24.3691 [Table 3: C constants for task 2]

Fig: 1