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Question 44 RATE DATA FOR QUESTION: 2H1(9) - H2(g) + 12(9) and 2nd Order rate data...
The data in the graph below is from a reaction that was found to be 2nd...
The data in the graph below is from a reaction that was found to be 2nd order with respect to reactant A and 2nd order overall. 140 120 100 80 60 40 20 0 0 1000 2000 3000 4000 5000 time/s What label should the y-axis have? Select one: O a. 1/In[A] O b. 1/[A] C. [A] O d. [A]2 O e. In[A]
A chemical engineer is studying the rate of this reaction. 2HI(g) → H2(g)+12 (9) He fills...
A chemical engineer is studying the rate of this reaction. 2HI(g) → H2(g)+12 (9) He fills a reaction vessel with HI and measures its concentration as the reaction proceeds. Here's a graph of his data: (W) [H] i (seconds) Use this graph to answer the following questions: What is the half life of the reaction? 11/2 = Round your answer to 2 significant digits. 0.0 Suppose the rate of the reaction is known to be first order in HI. Calculate...
Forecast expected demand using the data given for lead-times of 1, 2, 6, and 12 along...
Forecast expected demand using the data given for lead-times of 1, 2, 6, and 12 along with a 90% confidence interval using each the following techniques. Experiment with any required forecasting parameters. a. Moving average b. Simple exponential smoothing c. Holt’s model d. Winter’s model e. Which method is preferred? Month Demand 1 2000 2 3000 3 3000 4 3000 5 4000 6 6000 7 7000 8 6000 9 10000 10 12000 11 14000 12 8000 13 3000 14 4000...
NH3 →1/2 N2 + 3/2 H2 the following data were obtained:
NH3 →1/2 N2 + 3/2 H2the following data were obtained:[NH3], M1.67×10-38.35×10-44.18×10-42.09×10-4seconds010001.50×1031.75×103Hint: It is not necessary to graph these data.(1)The observed half life for this reaction when the starting concentration is 1.67×10-3 M iss and when the starting concentration is8.35×10-4 M is ________s.(2)The average rate of disappearance ofNH3 from t = 0 s to t = 1000 s is ______Ms-1.(3)The average rate of disappearance ofNH3 from t = 1000s to t = 1.50×103s is _______Ms-1.(4)Based on these data, the rate constant...
both question are about zero and second order reaction rear, of 50The decomposition of R at...
both question are about zero and second order
reaction
rear, of 50The decomposition of R at 33°C is a zero-order reac- tion. It takes 128 minutes to decompose 41.0% of an intial mass of 739 mg at 33°C. At 33°C, (a) what is k? (b) what is the half-life of 739 mg? (c) what is the rate of decomposition for 739 mg? (d) what is the rate of decomposition if one starts with n an initial amount of 1.25 g?...
1a. Hydrogen iodide decomposes when heated, forming H2 (g) and I2 (g). The rate law for...
1a. Hydrogen iodide decomposes when heated, forming H2 (g) and I2 (g). The rate law for this reaction is -delta[HI]/delta t = k[HI]^2. At 443 °C, k=30.L/molxmin. If the initial HI (g) concentration is 5.5x10^-2 mol/L, what concentration of HI (g) will remain after 10. minutes? Concentration = ____ mol/L 1b. The decomposition of SO2Cl2 SO2Cl2 (g) ----> SO2 (g) + Cl2 (g) is first-order in SO2Cl2, and the reaction has a half-life of 245 minutes at 600 K. If...
NOVO Use the References to access important values if needed for this question In a study...
NOVO Use the References to access important values if needed for this question In a study of the decomposition of hydrogen iodide on a gold surface at 150 °C HI(g) + H2(g) + / 12() the following data were obtained: P 0.215 (HIM seconds 0.108 518 5.40x102 780 2.70x10-2 911 0 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.215 M is Mis and when the...
Worksheet: Kinetics and Rate Order 1. The rate of the reaction NO, + CO → NO...
Worksheet: Kinetics and Rate Order 1. The rate of the reaction NO, + CO → NO + CO2 depends only on the concentration of nitrogen dioxide below 225 °C. At a temperature below 225 °C, the following data were collected Time (s) 0 1200 3000 4500 9000 18000 [NO2] (M) 0.500 0.444 0.381 0.340 0.250 0.174 a. Determine the order of the reaction by using the integrated rate law. b. What is the rate constant for this reaction? c. Determine...
9. The equilibrium constant for the reaction H2(g) + I2(g) 2HI(g) has a value of 54.6 at 699K. ...
9. The equilibrium constant for the reaction H2(g) + I2(g)
2HI(g) has a value of 54.6 at 699K. What are
the equilibrium concentrations of H2, I2, and HI if the
initial concentrations at this temperature are 0.0800M
H2 and 0.0700 M I2.
10. Find the pH and pOH of a solution prepared by dissolving
9.85 grams of NaOH into a total aqueous solution
volume of 75.0 ml.
11. Using the data in Appendix B of your text, calculate the
values...
Use the References to access important values if needed for this question. In a study of...
Use the References to access important values if needed for this question. In a study of the decomposition of hydrogen iodide on a gold surface at 150 °C HI(g)— % H2(g) + % 12() the following data were obtained: 0.156 3.90x10- [HI], M seconds 7.80x102 520 1.95x10-2 910 780 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.156 M is Mis and when the starting concentration...
The data in the graph below is from a reaction that was found to be 2nd order with respect to reactant A and 2nd order overall. 140 120 100 80 60 40 20 0 0 1000 2000 3000 4000 5000 time/s What label should the y-axis have? Select one: O a. 1/In[A] O b. 1/[A] C. [A] O d. [A]2 O e. In[A]
A chemical engineer is studying the rate of this reaction. 2HI(g) → H2(g)+12 (9) He fills a reaction vessel with HI and measures its concentration as the reaction proceeds. Here's a graph of his data: (W) [H] i (seconds) Use this graph to answer the following questions: What is the half life of the reaction? 11/2 = Round your answer to 2 significant digits. 0.0 Suppose the rate of the reaction is known to be first order in HI. Calculate...
both question are about zero and second order
reaction
rear, of 50The decomposition of R at 33°C is a zero-order reac- tion. It takes 128 minutes to decompose 41.0% of an intial mass of 739 mg at 33°C. At 33°C, (a) what is k? (b) what is the half-life of 739 mg? (c) what is the rate of decomposition for 739 mg? (d) what is the rate of decomposition if one starts with n an initial amount of 1.25 g?...
NOVO Use the References to access important values if needed for this question In a study of the decomposition of hydrogen iodide on a gold surface at 150 °C HI(g) + H2(g) + / 12() the following data were obtained: P 0.215 (HIM seconds 0.108 518 5.40x102 780 2.70x10-2 911 0 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.215 M is Mis and when the...
Worksheet: Kinetics and Rate Order 1. The rate of the reaction NO, + CO → NO + CO2 depends only on the concentration of nitrogen dioxide below 225 °C. At a temperature below 225 °C, the following data were collected Time (s) 0 1200 3000 4500 9000 18000 [NO2] (M) 0.500 0.444 0.381 0.340 0.250 0.174 a. Determine the order of the reaction by using the integrated rate law. b. What is the rate constant for this reaction? c. Determine...
9. The equilibrium constant for the reaction H2(g) + I2(g)
2HI(g) has a value of 54.6 at 699K. What are
the equilibrium concentrations of H2, I2, and HI if the
initial concentrations at this temperature are 0.0800M
H2 and 0.0700 M I2.
10. Find the pH and pOH of a solution prepared by dissolving
9.85 grams of NaOH into a total aqueous solution
volume of 75.0 ml.
11. Using the data in Appendix B of your text, calculate the
values...
Use the References to access important values if needed for this question. In a study of the decomposition of hydrogen iodide on a gold surface at 150 °C HI(g)— % H2(g) + % 12() the following data were obtained: 0.156 3.90x10- [HI], M seconds 7.80x102 520 1.95x10-2 910 780 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.156 M is Mis and when the starting concentration...
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