MISSED THIS? Read Section 15.5. You can click on the Review link to access the section in your e Text. The following data show the rate constant of a reaction measured at several different temperatures. Temperature (K) Rate constant (1/s) 2.92x10-3 9.40x10-3 2.82x10-2 7.89x10-2 0.208 300 310 320 330 340 ▼ Part A Use an Arrhenius plot to determine the activation barrier (E₁) for the reaction. Express your answer using three significant figures. LIVE ΑΣΦ E-67.27 Submit Previous Answers Request Answer X Incorrect; Try Again ▾ Part B ? kJ/mol Use an Arrhenius plot to determine the frequency factor (A) for the reaction. Express your answer using two significant figures. 195] ΑΣΦΑ ?

Some measurements of the initial rate of a certain reaction are given in the table below. [H] [1] initial rate of reaction 1.12M 2.03M 11.0M/s 1.12M 0.695M 3.77M/s 0.268M 2.0зм 2.63M/s 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|| x10 k =

Some measurements of the initial rate of a certain reaction are given in the table below. [H] 12| initial rate of reaction 1.04M 2.34M 17.0M/s 1.04M 1.10М 7.99 M/s 0.109 M 2.34М 1.78 M/s 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 I| x10 0 k =

8. Smelling salt decomposes spontaneously at room temperature by the equation below. A student places a 10.00-g sample into a 1-liter sealed rigid vessel. What measurements should the student make to determine the rate of this reaction?(NH4)2CO3(s)→2NH3(g)+H2O(g)+CO2(g) a. change in mass and temperature b. temperature and time c. change in mass and time d. change in pressure and time

General Chemistry 4th Edition McQuarrie • Rock • Gallogly University Science Books presented by Macmillan Learning The reaction C,H, (g) → 2 C,H,(g) has an activation energy of 262 kJ/mol. At 600.0 K, the rate constant, k, is 6.1 × 10-8 s-1. What is the value of the rate constant at 750.0 K? k = 1.34 x103 Incorrect

Some measurements of the initial rate of a certain reaction are given in the table below. [N:] H2 initial rate of reaction 0.355M 2.28M 17.0M/s 0.355M 0.704M 1.62M/s 0.0958M 2.28M 4.59M/s 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|| x10 k =

Deducing 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 = 1

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Some measurements of the initial rate of a certain reaction are given in the table below. |H2|| ||2| | initial rate of reaction 1.50M| 2.25М 0.540 M/s 1.50M 6.45 М 1.55 M/s 5.57 М 2.25М 2.01 M/s 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 x10 k =