Orthonitroanaline (an important intermediate in dyescalled fast orange) is formed from the reaction of orthonitrochlorobenzene (ONCB) and aqueous ammonia (see explosion in Figure E13-2.1 in Example 13-2). CH2CH2H2O CH2OH CH2OH H2SO4 O C2H4 1 2 -- O2 CH2CH2 O r A r A r A + 2H2 53 mol kgcat min atm3 ---------------------------------------- NO2 Cl + 2NH3 NO2 NH2 + NH4 Cl Fluidized CSTR 136 Stoichiometry Chapter 4 The liquid-phase reaction is first order in both ONCB and ammonia with k = 0.0017 m3/kmol min at 188C with E = 11,273 cal/mol. The initial entering concentrations of ONCB and ammonia are 1.8 kmol/m3 and 6.6 kmol/m3, respectively (more on this reaction in Chapter 13).

(a) Set up a stoichiometric table for this reaction for a flow system.

(b) Write the rate law for the rate of disappearance of ONCB in terms of concentration.

(c) Explain how parts (a) and (b) would be different for a batch system.

(d) Write rA solely as a function of conversion. rA = ______

(e) What is the initial rate of reaction (X = 0) at 188C? rA = ______ at 25C? rA = ______ at 288C? rA = ______

(f) What is the rate of reaction when X = 0.90 at 188C? rA = ______ at 25C? rA = ______ at 288C? rA = ______

(g) What would be the corresponding CSTR reactor volume at 25C to achieve 90% conversion and at 288C for a feed rate of 2 dm3/min at 25C?

V = ______ at 288C? V = ______

(refrence Elements of Chemical Reaction Engineering 5th Edi)

P4-6 AA Orthonitroanaline (an important intermediate in dyes-called fast orange) is formed from the reaction of orthonitrochlorobenzene (ONCB) and aqueous ammonia (see explosion in Figure E13-2.1 in Example 13-2). Stoichiometry Chapter 4 The liquid-phase reaction is first order in both ONCB and ammonia with k=0.0017m3/kmol. min at 188C with E=11,273cal/mol. The initial entering concentrations of ONCB and ammonia are 1.8kmol/m3 and 6.6kmol/m3, respectively (more on this reaction in Chapter 13 ). (a) Set up a stoichiometric table for this reaction for a flow system. (b) Write the rate law for the rate of disappearance of ONCB in terms of concentration. (c) Explain how parts (a) and (b) would be different for a batch system. (d) Write rA solely as a function of conversion. rA= (e) What is the initial rate of reaction (X=0) at 188C ? rA= at 25C?rA= at 288C ? rA= (f) What is the rate of reaction when X=0.90 at 188C ? rA= at 25C ? rA= at 288C ? rA= (g) What would be the corresponding CSTR reactor volume at 25C to achieve 90% conversion and at 288C for a feed rate of 2dm3/min at 25C ? V=