If helium is introduced in a reactor containing O2, SO2 and SO3 at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO3 (as per Le Chatelier’s principle)?

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Variables affecting the rate of homogeneous reactions are___________________?

A. Pressure and temperature only B. Temperature and composition only C. Pressure and composition only D. Pressure, temperature and composition...

What is the value of ‘n’ if the reaction rate of the chemical reaction A → B, is proportional to CA n and it is found that the reaction rate triples, when the concentration of ‘A’ is increased 9 times ?

A. 1/2 B. 1/3 C. 1/9 D. 3...

The concentration of A in a first order reaction, A → B, decreases_____________________?

A. Linearly with time B. Exponentially with time C. Very abruptly towards the end of the reaction D. Logarithmically with time...

Which of the following is not a dimension-less group used in catalysis? (Where, D = dispersion co-efficient, cm2/sec.D1 = diffusion co-efficient; cm2/sec L = length of the reactor, cm t = time, sec, v = volumetric flow rate, cm3/sec. V = volume, cm3.) ?

A. Reactor dispersion number (D/vL) B. Reduced time (vt/V) C. Thiele modulus L √(k/D1) D. None of these...

The enzyme which can catalyse the conversion of glucose to ethyl alcohol is ___________________?

A. Invertase B. Maltase C. Diastase D. Zymase...