I need some help figuring this one out and how to do it.
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I need some help figuring this one out and how to do it.
20.) Ozone decomposes...
Ozone decomposes to molecular oxygen: 2 O3(g) ⇋ 3 O2(g). The following is a proposed mechanism...
Ozone decomposes to molecular oxygen: 2 O3(g) ⇋ 3 O2(g). The
following is a proposed mechanism for the reaction:
Step 1: O3(g) ⇋ O2(g) + O(g) (fast) Step 2: O3(g) + O(g) ⇋ 2
O2(g) (slow)
Provide a valid rate law for the overall ozone decomposition
reaction based on this mechanism.
4. Ozone decomposes to molecular oxygen: 203(g) — 3 O2(g). The following is a proposed mechanism for the reaction: Step 1: 03(g) – O2(g) + O(g) (fast) Step 2:...
I need some help figuring this one out and how to do it. 14.) One isotope of the radioactive element thorium is 227th,...
I need some help figuring this one out and how to do it.
14.) One isotope of the radioactive element thorium is 227th, which undergoes a-decay according to the equation: 227Th → 223Ra + a. If the half-life of 227Th is 18.7 days, what is the rate of a- particle production, in a.s., from a sample of 510 ug of 22 Th? 227Th 227.0277 g.mol a. 5.0x1016 a:s! b. 5.8x1011 a.s -1 c. 5.8*108 a-s-1 d. 1.0x1012 a.s?
I need some help figuring this one out and how to do it. 15.) A radioactive...
I need some help figuring this one out and how to do it.
15.) A radioactive isotope of sulfur is 35S, which decays with a rate constant of 7.95x10 day. What percent of a "S sample remains after 185 days? 355 34.969 amu a. b. c. d. 3.13% 22.9 % 1.14% 30%
I need help figuring out #5.35, 5.37, 5.45, 5.57, and 5.71 Documents Pearson Updad Assgrmerti Eimiting....
I
need help figuring out #5.35, 5.37, 5.45, 5.57, and 5.71
Documents Pearson Updad Assgrmerti Eimiting. Nos |UNC 217 A gas-filled balloon having a volume of 2.50 L at 1.2 atm and 25°C is allowed to rise to the strato sphere (about 30 km above the surface of Earth), where the temperature and pressure are -23°C and 3.00 x 10 atm, respectively. Calculate the final volume of the balloon 5.35 The temperature of 2.5 L of a gas initially at...
i need some to work this out because giving me the answer doesnt help. I do...
i need some to work this out because giving me the answer
doesnt help. I do not understand this problem.
Check my work Vie Problem 17-1A Comparing costs using ABC with the plantwide overhead rate LO P1, P3, A1, A2 The following data are for the two products produced by Tadros Company ok Direct materials Direct labor hours Machine hours Batches Volume Engineering modifications Number of customers Market price Product: A $14 per unit 0.5 DLH per unit 0.4 MH...
I wasn't given the partial pressures so why do you need it? can the problem really not be solved without it? 1 ba...
I
wasn't given the partial pressures so why do you need it? can the
problem really not be solved without it?
1
bar for each
4. (11.11) The combustion of hydrogen is a reaction that is known to "go to completion." a. Use data in Appendix H to evaluate the thermodynamic equilibrium constant at 298.15 K for the reaction H2(g) + {O2(g) → H2O(1) b. Assume that the reaction is at equilibrium at 298.15 K in a system in which...
Please I need help on this. I'm so lost 1. Acetic acid (H)CO2H) has k, =...
Please I need help on this. I'm so lost
1. Acetic acid (H)CO2H) has k, = 1.8 x 10- and acetate (H:C:01") has ks = 5.6 x 10-10. (a) Write balanced chemical equilibrium equations (with physical states) for acid dissociation of acetic acid and base hydrolysis of acetate ion. (b) Write K, and equilibrium constant expressions for the above reactions. (c) Use your expressions from part b to show that Kx. = 1.0 x 10-* = [H,O'][OH). 2. For each...
need help ASAP Question 9 4 pts Exactly 1.100 g of CO2(g) was introduced into a...
need help ASAP
Question 9 4 pts Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and 02. Calculate the mass of Oz in the flask. 1.12 g 02 O 0.160 g 02 O 0.754 g 02 O 0.820 g 02 O 0.321 g 02 1.5 pts Question 10...
Ozone decomposes to molecular oxygen: 2 O3(g) ⇋ 3 O2(g). The
following is a proposed mechanism for the reaction:
Step 1: O3(g) ⇋ O2(g) + O(g) (fast) Step 2: O3(g) + O(g) ⇋ 2
O2(g) (slow)
Provide a valid rate law for the overall ozone decomposition
reaction based on this mechanism.
4. Ozone decomposes to molecular oxygen: 203(g) — 3 O2(g). The following is a proposed mechanism for the reaction: Step 1: 03(g) – O2(g) + O(g) (fast) Step 2:...
I need some help figuring this one out and how to do it.
14.) One isotope of the radioactive element thorium is 227th, which undergoes a-decay according to the equation: 227Th → 223Ra + a. If the half-life of 227Th is 18.7 days, what is the rate of a- particle production, in a.s., from a sample of 510 ug of 22 Th? 227Th 227.0277 g.mol a. 5.0x1016 a:s! b. 5.8x1011 a.s -1 c. 5.8*108 a-s-1 d. 1.0x1012 a.s?
I need some help figuring this one out and how to do it.
15.) A radioactive isotope of sulfur is 35S, which decays with a rate constant of 7.95x10 day. What percent of a "S sample remains after 185 days? 355 34.969 amu a. b. c. d. 3.13% 22.9 % 1.14% 30%
I
need help figuring out #5.35, 5.37, 5.45, 5.57, and 5.71
Documents Pearson Updad Assgrmerti Eimiting. Nos |UNC 217 A gas-filled balloon having a volume of 2.50 L at 1.2 atm and 25°C is allowed to rise to the strato sphere (about 30 km above the surface of Earth), where the temperature and pressure are -23°C and 3.00 x 10 atm, respectively. Calculate the final volume of the balloon 5.35 The temperature of 2.5 L of a gas initially at...
i need some to work this out because giving me the answer
doesnt help. I do not understand this problem.
Check my work Vie Problem 17-1A Comparing costs using ABC with the plantwide overhead rate LO P1, P3, A1, A2 The following data are for the two products produced by Tadros Company ok Direct materials Direct labor hours Machine hours Batches Volume Engineering modifications Number of customers Market price Product: A $14 per unit 0.5 DLH per unit 0.4 MH...
I
wasn't given the partial pressures so why do you need it? can the
problem really not be solved without it?
1
bar for each
4. (11.11) The combustion of hydrogen is a reaction that is known to "go to completion." a. Use data in Appendix H to evaluate the thermodynamic equilibrium constant at 298.15 K for the reaction H2(g) + {O2(g) → H2O(1) b. Assume that the reaction is at equilibrium at 298.15 K in a system in which...
Please I need help on this. I'm so lost
1. Acetic acid (H)CO2H) has k, = 1.8 x 10- and acetate (H:C:01") has ks = 5.6 x 10-10. (a) Write balanced chemical equilibrium equations (with physical states) for acid dissociation of acetic acid and base hydrolysis of acetate ion. (b) Write K, and equilibrium constant expressions for the above reactions. (c) Use your expressions from part b to show that Kx. = 1.0 x 10-* = [H,O'][OH). 2. For each...
need help ASAP
Question 9 4 pts Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and 02. Calculate the mass of Oz in the flask. 1.12 g 02 O 0.160 g 02 O 0.754 g 02 O 0.820 g 02 O 0.321 g 02 1.5 pts Question 10...
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