24. EXTRA (This is worth only 3 points. Attent it only after you finish the rest of the exam). Phosphorus pentachloride decomposes to phosphorus trichloride and chlorine at elevated temperatures according to this equation: PCls (g) → PC13(g) + Cl2 (g) If the value of Kc = 1.8 at 250°C, what will be the value of Kp at the same temperature?

Use the graphic below to answer the following question.   Which letter choice would have the slowest reaction rate and why?     Question 8 options:   A because it will have the most collisions due to its large surface area.   C because it will have the fewest collisions due to its large surface area   C because it will have the fewest collisions due to its small surface area   A because it will have the most collisions due to its small surface area.

4PH3(g) → P4(g) + 6H₂(g) The average rate of consumption of PH3 is 0.048 M s¹¹. Based on this average rate, what amount of P4 would be collected in 4.00 minutes in a 15.0 L container? A. 173 moles B. 43.2 moles C. 86.4 moles D. 692 moles E. 346 moles

Which of the following statements are false with respect to rate laws? Select all that apply. □ Catalysts can't be included in the rate law. □ Intermediates can't be included in the rate law. □ Products can't be included in the rate law. □ Rate Laws don't have to include a rate constant.□ Reactants can't be included in the rate law. □ The orders with respect to each species is directly related to the coefficient in the overall reaction

How can the reaction rate for a high pressure gaseous reactant be slow at low temperatures? A) Particles may not have the correct orientation and/or low collision frequency.   B) Particles may not have the correct orientation and/or do not have enough surface area.   C) Particles may not have enough energy and/or low collision frequency. Particles may have low collision frequency and/or do not have enough surface area.   D) Particles may not have enough energy and/or do not have enough surface area.   E) Particles may not have the correct orientation and/or do not have enough energy.

Time (min) Concentration of Phenyl Acetate (M) 0 0.55 0.25 0.42 0.50 0.31 0.75 0.23 1.00 0.17 1.25 0.12 1.50 0.082 what is the difference between concentration vs. time, 1/concentration vs. time, and ln concentration vs. time in terms of graphing?

13. The production of nitric oxide is governed by the following reaction: 4NH3(g) +502(g) → 4NO(g) + 6H2O(g). produced? If the rate at which NO is produced is 6.35 x 10-2 mol/ L*s, at what rate is H₂O a. 8.29 x 10-3 mol/L✶ s b. 9.53 x 10-2 mol/L*s c. 6.35 x 10-2 mol/L*s d. 7.94 x 10-2 mol/L*s 14. Sulfur trioxide production follows the reaction: 2 SO2(g) + O2(g) → 2 SO3(g) consumed? If the rate at which SO3 is produced is 4.28 x 10 mol L-'s-', at what rate is O2 a. 4.28 × 10-4 mol L-'s-1 b. 1.08 x 10-3 mol L-'s-1 c. 1.07 × 10-4 mol L-'s-1 d. 2.14 x 104 mol L-'s-1 15. Consider the following reaction: 2A+B→ C. A kinetics study on this reaction yielded the following data: [A] mol/L [B] mol/L Rate=mol/L/s 0.0450 0.0250 5.03 x 10-3 0.0450 0.0500 2.01 x 10-2 0.0900 0.0250 5.03 x 10-3 What is the order of the reaction with respect to ([A], [B])? a. 1, 2 b. 2, 1 c. 2, 0 d. 0, 2

How do you think the volume of Potassium iodide (KI) could affect the rate of the reaction?

The formation of CsClCsCl from Cs(s)Cs(s) and Cl2(g)Cl2(g) involves the following steps:   Cs(s)→Cs(g) 12Cl2(g)→Cl(g) Cs(g)→Cs+(g)+e− Cl(g)+e−→Cl−(g) Cs+(g)+Cl−(g)→CsCl(s) Which of these steps absorb energy and which release energy?