a) TS Q11) For the following reaction profile, the rate determining step() is (are): b) TS, c) TS c) both TS, and TS, Rece Q12) The viscosity of Ar is 227 HP at 300 K and 1 atm. What is the collisional cross section of Ar assuming ideal gas behavior? a) 2.25 X 10 m2 b) 2.25 X 10'm? a) 4.50 X 10m b) 4.50 X 10m Q13) If the reaction 2H1 H2 + Iz is second order, which of the following will yield a linear plot? A) log[HI] vs time B) 1/[HI] vs time C) [HI] vs time D) In[HI] vs time Q14) Which is the correct statement about types of electrical cells: A) In galvanic cells a spontaneous reaction generates electrical energy B) In galvanic cells a non spontaneous reaction generates electrical energy C) In electrolytic cells, a spontaneous reaction generates electrical energy D) Galvanic cells absorb free energy from an electrical source to drive a nonspontaneous reaction Q15) F=96485 C mol'', R-8.314 J K mol' For the Daniell cell E = 1.10 V. Calculate K for the reaction at 298.15 K Zn(s) + Cu2+(aq) Zn2(aq) + Cu(s). A) 1.55 X 1057 B) 1.55 X 10" C) A) 155 X 101 D) A) 155 X 10-17 Q16) For the following reaction: MnO++ Fe + *(my+ Fey a) Fe2 is oxidizing agent b) Fe" is reducing agent c) MnO4 is reducing agent d) MnO oxidizes in this reaction Mo