The kinetics of the following reaction were studied. A+B C A plot of In[A] vs. time...

 

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The kinetics of the following reaction were studied. A+B C A plot of In[A] vs. time gave a straight line with slope = -0.0081 s¹. What is the half life for this reaction? a) 5.6 x 10-3 s b) 8.1 x 10-3 s c) 8.6x10¹ s d) 1.0 × 10² s e) 1.2 × 10² s A reaction has a rate constant of 0.0120 s¹ at 300.0 K and 0.711 s¹ at 420.0 K. What is the activation energy for this reaction? a) 0.356 kJ mol-1 b) 15.5 kJ mol¹ c) 28.3 kJ mol-1 d) 35.6 kJ mol¹ e) 39.2 kJ mol-1 A reaction has an activation energy of 50.0 kJ mol¹. By what factor would the reaction rate increase on going from 20.0°C to 40.0°C? a) 1.07 b) 1.30 c) 2.00 d) 7.51 e) 13.7 The kinetics of the following reaction were studied. A+B C A plot of In[A] vs. time gave a straight line with slope = -0.0081 s¹. What is the half life for this reaction? a) 5.6 x 10-3 s b) 8.1 x 10-3 s c) 8.6x10¹ s d) 1.0 × 10² s e) 1.2 × 10² s A reaction has a rate constant of 0.0120 s¹ at 300.0 K and 0.711 s¹ at 420.0 K. What is the activation energy for this reaction? a) 0.356 kJ mol-1 b) 15.5 kJ mol¹ c) 28.3 kJ mol-1 d) 35.6 kJ mol¹ e) 39.2 kJ mol-1 A reaction has an activation energy of 50.0 kJ mol¹. By what factor would the reaction rate increase on going from 20.0°C to 40.0°C? a) 1.07 b) 1.30 c) 2.00 d) 7.51 e) 13.7

Answer rating: 100% (QA)

SOLUTION For the first question we can use the slope of the line from the plot of lnA vs time to calculate the halflife of the reaction The slope of the line is 00081 s1 so we can use this to calculat... View the full answer