Use the information provided to calculate the reaction rate. SO2 + 02-S03 Time (s) [SO2] (M) 241 0.532 1050 0.0005 8.63×10-12 10.8×10-6 3.28×10-4 11.9×10-7
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- What is the average reaction rate for 2 NOB1(g) → Br,(g)+2 NO(g) over the first 10 seconds? Time [NOBr] (s) (mol/L) 0.00 0.0100 2.00 0.0071 4.00 0.0055 6.00 0.0045 8.00 0.0038 10.00 0.0033 [NOBI] (mol/L) mol/L 0.0100 0.0090 0.0080 0.0070 0.0060 0.0050 0.0040 0.0030 0.0020 0.00 5.00 10.00 time (s) 6.7 x 10-3 M/s d. 3.4 x 10-4 Mls a. b. 6.7 x 10-4 Mls e. 1.3 x 10-3 M/s c. 3.3 x 10-3 M/s Oxygen gas is formed by the decomposition of potassium chlorate at high temperatures according to the reaction 2 KC10, (s) → 2 KCI(s)+3 O,(g). Suppose 1.23 g KCIO; is placed in a container connected to an open-end mercury manometer on a day when atmospheric pressure is 1.00 atm. Once the reaction is complete, the height of the mercury column in the U-tube on the side of the reaction container rises by 172 mmHg. What is the pressure of O2 gas produced by the reaction? d. 0.774 atm e. 36.7 in Hg a. 1348 torr b. 22.9 kPa c. 0.559 barDeducing a rate law from initial reaction rate data Some measurements of the initial rate of a certain reaction are given in the table below. N2| H2 initial rate of reaction 圖 2.26M0.562M 9.00 × 10°M/s 2.26 M 0.108M 3.32 x 10ʻM/s 8.45 M 0.562M 3.37 x 10°M/s olo Use this information to write a rate law for this reaction, and calculate the value of the rate constant k. Round your value for the rate constant to 3 significant digits. Also be sure your answer has the correct unit symbol. rate = k| k = 1Using the data in the table, calculate the rate constant of this reaction. k= = A + B → C + D Trial 1 2 3 Units [A] (M) [B] (M) 0.340 0.400 0.340 0.920 0.408 0.400 Rate (M/s) 0.0114 0.0603 0.0137
- 8 OKONETICS AND EQUILIBRIUM Deducing a rate law from the change in concentration over time A chemistry graduate student is studying the rate of this reaction: 2N₂O, (g) → 2N₂O, (g) + O₂(g) He fills a reaction vessel with N₂O, and measures its concentration as the reaction proceeds: time (minutes) 0 10. [N₂O,] Explanation 0.300M 0.121 M 20. 0.0762 M 30. 0.0555 M 40. 0.0436M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. Check rate & D www-awa.aleks.com k= D.D XUsing the data in the table, determine the rate constant of the Trial [A] (M) | [B] (M) | Rate (M/s) reaction and select the appropriate units. 0.250 0.260 0.0234 A + 2B → C + D 0.250 0.520 0.0234 3 0.500 0.260 0.0936 Units k = M.s-1 M-²s¬1 M-ls-1Using the data in the table, calculate the rate constant of Trial [A] (M) [B] (M) Rate (M/s) this reaction. 1. 0.400 0.210 0.0120 A +B C+D 2 0.400 0.525 0.0750 3 0.480 0.210 0.0144 Units k =
- A chemistry graduate student is studying the rate of this reaction: 2H₂PO4 (aq) → P₂O, (aq) + 3H₂O (aq) He fills a reaction vessel with H₂PO4 and measures its concentration as the reaction proceeds: time (milliseconds) 0 [H₂PO4] 0.100M 10. 0.0355M 20. 0.0216M 30. 0.0155M 40. 0.0121 M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate 0 0x10 ロ・ロ X ŚUsing the data in the table, determine the rate constant of the Trial [A] (M) | [B] (M) Rate (M/s) reaction and select the appropriate units. 1 0.220 0.260 0.0189 2 0.220 0.520 0.0189 А + 2B → C+ D 3 0.440 0.260 0.0756 Units 0.0484 k M-'s-1 IncorrectDo not give handwriting solution.
- A chemistry graduate student is studying the rate of this reaction: 2C1,O, (g) 2Cl₂ (g) +50₂ (g) She fills a reaction vessel with C1₂05 and measures its concentration as the reaction proceeds: time (minutes) 0 10. 20. [C1,05] 40. 0.600M 0.172M 0.101 M 30. 0.0710M 0.0548M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate = k k = 0 x10 ロ・ロ X ŚA chemistry graduate student is studying the rate of this reaction: NH₂OH(aq) → NH3 (aq) +H₂O (aq) She fills a reaction vessel with NH4OH and measures its concentration as the reaction proceeds: time (milliseconds) 0 [NHẠOH] 0.0400M 10. 0.0126M 20. 0.00748M 30. 0.00532 M 40. 0.00413 M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate = k k = 0 x10 X ŚA study of the rate of dimerization of C,H, gave the data shown in the table: 2 C,H6 → C3H12 Time (s) 1600 3200 4800 6200 [CCH] (M) 1.00 x 10-2 5.04 x 10-3 3.37 x 10-3 2.53 × 10-3 2.08 x 10 3 Determine the average rate of dimerization between o s and 1600 s M/s. Determine the average rate of dimerization between 1600 s and 3200 S M/s. Without doing any calculations, would the average rate for this reaction between 3200 s and 4800 s be faster or slower than the rate between 1600 s and 3200 s. faster slower