Time (hours) | [A] (M) |
0 | 1.00 x 10^(-1) |
1 | 1.10 x 10^(-2) |
2 | 2.20 x 10^(-3) |
3 | 2.80 x 10^(-4) |
4 | 2.00 x 10^(-5) |
5 | 3.50 x 10^(-6) |
Time (hours) | [A] (M) |
0 | 1.00 x 10^(-1) |
1 | 6.07 x 10^(-2) |
2 | 3.80 x 10^(-2) |
3 | 2.00 x 10^(-2) |
4 | 1.35 x 10^(-2) |
5 | 7.50 x 10^(-3) |
Experiment 1 starts with [A] = 0.1 M and [B] = 6.0 M. Experiment 2 starts with [A] = 0.1 M and [B] = 3.0 M. Use [A] as a concentration of time.
What is the rate law? Support with a graph. Show steps.
best fit for experiment 1 is FIRST ORDER, k = -slop2 = 2.0655 1/h
Q2.
For the second experiment:
similar,
the best fit is FIRST ORDER
with k= -slope = 0.5172
Experiment 1 Time (hours) [A] (M) 0 1.00 x 10^(-1) 1 1.10 x 10^(-2) 2 2.20...
A solution of natural water contains 1.00 x 10-3 M Mg2+. Calculate the value of pMg2+ after the following additions of 0.00200 M EDTA to an initial volume of 10.00 mL of the Mg2+ solution. A borax buffer is used to maintain the pH at 10.70 for all the titration. a) 0.00 mL b) 2.00 mL c) 3.50 mL d) 5.00 mL e) 7.50 mL f) 10.00 mL
First order Trendline for Ina R2 = 0.997 Ina 0 -1 -2 10 8 6 2 Time (hours) n (A) M Lecure notes Po.3 5 pts each 7. In lecture, real experimental data was presented for the decomposition reaction wherein N2Os decomposed to NO2 and O2 at 30C. Use the data provided to answer the following three questions a) Assume that the order of the reaction with respect to N:Os is either 1 What is the order? Support your contention...
Use the following procedure for answering questions given below: 3.00 mL of 2.00 x 10' M solution of Fe(NO3)3 was mixed with 4.00 mL of 2.5 x 10-3 M solution of KSCN and 1.00 mL of 0.5M HNO3. After equilibrium: Fe3+ + SCN FeSCN2+ = was established the equilibrium concentration of FeSCN2+ ions was read from the calibration curve as 5.00 x 10-4 M. 01. The initial concentration of Fe3+ ions (assuming no reaction took place) was: [20] a) 1.00...
3 Problem #2 Two charges, Q1+1.00 x 10-9C; Q2,=-1.00 x 10-9C are positioned as follows: Q1 at (0.00 m, 2.00 m) and Q2 at (2.00 m, 0.00 m) Determine the following at the origin of the coordinate system a. The distance between charge 1 and the origin. b. The distance between charge 2 and the origin. c. The Electric field, in polar notation, at the origin.
If 450 ml of some Pb(NO3)2 solution is mixed with 250 ml of 1.10 x 10-2 M NaCl solution, what is the maximum concentration of the Pb(NO3)2 solution added if no solid PbCl2forms? (Assume Ksp = 2.00 x 10-5 M at this temperature.) Enter the concentration in M.
If 400 mL of some Pb(NO3)2 solution is mixed with 400 mL of 1.10 x 10-2 M NaCl solution, what is the maximum concentration of the Pb(NO3)2 solution added if no solid PbCl2 forms? (Assume Ksp = 2.00 x 10-5 M at this temperature.) Enter the concentration in M. Submit Answer Tries 0/99
could you help with this? help is much
appreciated:)
CHEMISTRY 206 Experiment 4: A KINETIC STUDY: THE REACTION OF CRYSTAL VIOLET WITH SODIUM HYDROXIDE Prelaboratory Questions This lab is the most complicated of the experiments in Chem 206. The questions in this prelaboratory exercise illustrate the calculations you will be doing with the results you will obtain, and should help you understand the reason for steps you will follow in the lab. For this reason we are not asking you...
Refer to the following table. Labor Output Price 0 0 $2.20 1 16 2.00 2 31 1.80 3 45 1.60 4 58 1.40 5 69 1.20 6 78 1.00 Assume that the labor market is perfectly competitive. What are the values of marginal product and the marginal revenue product, respectively, for the third worker? $19.00; $5.40 $25.20; $19.00 $81.00; $62.00 $81.00; $5.40
Experiment Initial [A] Initial [B] Initial [C] Initial Rate of Reaction 1 0.1 M 0.1 M 0.2 M 4 x 10^(-4) M/min 2 0.3 M 0.2 M 0.2 M 1.2 x 10^(-3) M/min 3 0.1 M 0.3 M 0.2 M 4 x 10^(-4) M/min 4 0.3 M 0.4 M 0.6 M 3.6 x 10^(-3) The method of initial rates is used to determine the rate law for reactants A, B, and C. This data was obtained at 25 degrees C....
Calculate the speed of the wave on the -(- 80 N 1/2 1/2 -2.00 x 102 m/s wire: kg/m 2.00 x 10-3 Find the wire's fundamental frequency: 2.00 x 102 m/s 1.00 x 102 Hz 2L 2(1.00 m) Find the next two harmonics by multiplication: 12-2,-2.00 x 102 Hz, f-3,-3.00 x 102 Hz X (B) Find the wavelength of the sound waves produced. Solve v, fA for the wavelength and A-v/,-(345 m/s)/(1.00 x 102 Hz)- 3.45 m substitute the frequencies....