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Question 4 0.5 pts A student plotted In K vs. 1/T for a set of data...
I 'like' all correct answers Question 2 1 pts A student makes three plots of their data and finds that a plot of (A) vs t is non-linear, a plot of In[A] vs tis linear, and a plot of 1/[A] vs t is non-linear. What is the rate law of the reaction? Ratek Rate = K[A] Rate - k[A] Rate = k[A] Question 4 2 pts You will need to generate a set of graphs to answer this question. Concentration...
Question 4 0.5 pts A data set has a mean of 44. In this data set, a raw score X-40 corresponds to the standardized score z-1. What is the standard deviation for this data set? Hint:take advantage of the formula for Z-score Question 5 0.5 pts A data set has a standard deviation of 2.5. In this data set, a raw score X-30 corresponds to the standardized score z = 1.30. What is the mean of this data set? Hint:take...
Question 4 2 pts You will need to generate a set of graphs to answer this question. Concentration vs time data for the following decomposition reaction was collected at 300 K. The data is shown in the table below. What is the rate constant for the reaction at this temperature (in units of min 1)? H2O2(aq) → H2O(1) + 1/2O2(g) time (min) 0 500 1000 1500 2000 [H202] (mol/L) 0.01524 0.00473 0.00144 0.00045 0.00014
Question 2 1 pts A student makes three plots of their data and finds that a plot of [A] vs t is non- linear, a plot of In[A] vs t is linear, and plot of 1/[A] vs t is non-linear. What is the rate law of the reaction? Rate k Rate k[A] Rate k[A]2 Rate k[A]3
QUESTION 12 0.5 points Save Answer Plot the data below and determine what kind of function best fits the data. Then using the form you found, linearize the data so that when plotted it looks Like a line. What is the slope of this line? 0.5 1138901 1 1511582 15 1836257 2 2.119999 25 2.33711 3 253949 35 27235 4 2.973173 45 3.115939 5 3.241527 55 3.51499 6 3.645197 65 3797634 QUESTION 12 0.5 points Save Answer Plot the data...
Question 4 2 pts You will need to generate a set of graphs to answer this question, Concentration vs time data for the following decomposition reaction was collected at 300 K. The data is shown in the table below. What is the rate constant for the reaction at this temperature (in units of min-1)? H2O2(aq) — H2O(1) + 1/2O2(g) time (min) o 500 [H2O2] (mol/L) 0.01524 0.00473 0.00144 0.00045 0.00014 1000 1500 2000
Question 4 1 pts You will need to generate a set of graphs to answer this question. Concentration vs time data for the following decomposition reaction was collected at 300 K. The data is shown in the table below. What is the rate constant for the reaction at this temperature (in units of min1)? H2O2(aq) → H20(1) + 1/2O2(g) time (min) [H2021 (mol/L) 0.00915 500 0.00486 1000 1500 2000 0.00256 0.00136 0.00072
Question 7 0.5 pts Determine the sign of ASsur and ASsys for the following chemical reaction at 298 K: C3H8 (8)+5 O2 (g)3 CO2(g)+4 H20(g)AH nxn-2044 k Question 8 0.5 pts Calculate the ?Gnn for the following reaction. 4 HNOg(g) + 5 N2H4(1)-7 N2(g) + 12 H2on HNO3(g) N2H4l) H20() G"f (kJ/mol) 73.5 149.3 237.1 O-3.886x103 kJ 0-3298x103 ? -2.393x103kJ 3.298 kJ + 3298x103 kJ
4. The decay of the radioisotope 1-131 was studied in a laboratory. The data collected are plotted on the graph below. Disintegration Rate (decays per minute) 16,000 14.000 12.000 10,000 8.000 2.000 20 24 8 12 16 Time (days) a. Determine the half-life, t12, of l-131 using the graph above. b. The data can be used to show that the decay of l-131 is a first-order reaction, as indicated on the graph below. 8 12 16 20 24 Time (days)...
Question 17 1 pts A student performs several kinetic experiments and believes the rate law for her reaction is Rate k[Z12. Which of the following graphs would confirm this rate law and allow her to determine the value of k? O IZ] vs. time In[Z] vs. time O 1/[Z] vs time In[Z] vs. T InZ] vs. 1/1 InZ] vs. 1/time