1. For the reaction A+ 2B 4. 3C, what is the rate of the reaction in terms of A?
ID: 812465 • Letter: 1
Question
1. For the reaction A+ 2B 4. 3C, what is the rate of the reaction in terms of A? B? C?. 2. Assume the reaction A 4, B is first order in A, with rate constant kr. What is the forward rate of the reaction? 3. Derive the units of the zeroth order rate constant ko, the first order rate constant 10, and the second-order constant lo. 4. If a reaction doubles in rate when raising the temperature from 30 degree C to 40 degree C, what is its energy of activation? 5. Draw a potential energy diagram for the elementary reaction A4-) B, showing the reactants, the products, the transition state, and energies of activation. 6. If the energy of activation for the forward reaction A B is 6 kcal/mol, and the energy of activation for the reverse reaction is 12 kcal/mol, what is the enthalpy of reaction? Is the reaction exothermic or endothermic? 7. Explain how a catalyst speeds up reactions, using a potential energy diagram. 8. Find the equilibrium constant (Kr) for the reaction aA + bB t cC + dD. 9. If the concentration equilibrium constant (Kc) for the reaction N2O4 (g) 2 NO2 (g) equals 5 at 450 degree C, and the concentration of NO2 is 1.2 M, what is the concentration of N204? What is the pressure equilibrium constant (Kp) for this reaction? 10. List all possible ways of driving the equilibrium for the reaction A (g) + 2B (g) C (g) to the right. 11. Consider the reaction N2 (g) + 3H2 (g) 2NH3 (g). Suppose that at a particular moment during the reaction, molecular hydrogen is disappearing at the rate of 0.074 M/s. At what rate is ammonia being formed? At what rate is molecular nitrogen reacting? 12. What three individuals won the Nobel Prize in Physics in 1903 for the discovery of spontaneous radioactivity? 13. Write the reaction sequence for the formation of plutonium 239. 14. The half-life of uranium 238 is about 4.46 x 109 years. Derive the first order rate constant k for this reaction. 15. SupposeExplanation / Answer
answer for 1st question
If K is the rate constant than K=[C]^3 / [A][B]^2
is the rate of the reaction in terms of A,B&C.
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