(v) A certain reaction has AH -500 kJ and Ea(forward)- 100 kJ. What is E (revers

Question

(v) A certain reaction has AH -500 kJ and Ea(forward)- 100 kJ. What is E (reverse)? (a) 600 kJ (b) 400 kJ (c) 400kJ (d) 600 kJ (e) 100 kJ In the reaction below, if the rate of disappearance of O2 is 040 Mes1, what is the rate of disappearance of C3Hs in M s1? (vi) 2C3H6 + 9O2 6CO2 + 6H20 (a) 0.27 (b) 0.044 (c) 0.80 (d) 1.8 () 0.089 (vii) For the reaction below, what are the orders with respect to A and B, respectively? Initial IA 0.2 M 04 M 08 M 0.2 M 0.2 M 0.2 M 0.2 M 0.2 M 04 M 0.8M 0.50 M/s 2.00 M/s 8.00 M/s 1.00 M/s 2.00 M/s (a) first, second (b) first, first (c) second, zero (d) second, first (e) first, zero (viii) The following reaction is first order in A (black circles) and first order in B (white circles) What would be the relative rates of the reaction in the vessels labeled 1-3. respectively?

Explanation / Answer

(v) -500-100=-600kJ (d)

(vi) V(C3H6)=2/9*0.4=0.089 (e)

(vii) (a)

(viii) (a)

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