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Multiple Choice Assignment QUESTION 17 OF 20 - < > SHOW LAB WORK...
Please help me solve this problem and show your work 21. A tire is filled with...
Please help me solve this problem and show your work
21. A tire is filled with air at a pressure of 5 atm when its temperature is 20° C. After the car has been driven at high speeds, the tire temperature increases to 68.5C. Assuming that the volume of the tire does not change and that air behaves as an ideal gas, find the pressure of the air in the tire Hint:p, Vi n R-T Pf. Vjn R T
Please help me solve these problems, and show your work on the math related ones, thank...
Please help me solve these
problems, and show your work on the math related ones, thank you in
advance!
12. A weatherman reports that the temperature will reach a high of 308.2 K. Your mother is freaking out about the weather report until you show her that 308.2K is equal to ... ^oC 13. If you plot a graph with Fahrenheit temperatures along the vertical axis and the corresponding Celsius temperatures along the horizontal axis, the slope of the will...
Help Please! Show all work Problem Set 12 October 16, 2019 CHEM 1252 Textbook Reading Assignment:...
Help Please! Show all work
Problem Set 12 October 16, 2019 CHEM 1252 Textbook Reading Assignment: 14.1-5 Additional Practice Problems: 14.1,7,13,17,19,23,25,29,31,41-42,47,53,55,58,61 1. What does it mean when we say that chemical equilibrium is a dynamic process? 2. Write an expression for Kor K, (whichever is more appropriate) for each of the following reactions, and give typical units (if any) for the equilibrium constant. (a)Na(e) + O2(g) - 2 NO(g) (b) 2012(g) + 2H2008) - 4HCI(g) + O2(g) (c) 1(aq) +...
please help me solve and show work for BOTH part A and B. thank you so...
please help me solve and show work for BOTH part A and B. thank you
so much
Consider the thermochemical equation below. 4Na(s) + O2(g) → 2 Na2O(s) AH = -828 kJ/mol A. Which reactant is the limiting reactant if 30.0 g of sodium is reacted with 12.0 L of oxygen gas at 1525 torr and 285 K? You must explain how you determined the limiting reactant for full credit (10 points) Answer: Na is the limiting reactant (Explanation omitted)...
Please help me!! I'm stuck! And please show all the work too! 8. The air horn...
Please help me!! I'm stuck! And please show all the work too! 8. The air horn on a fire engine has a frequency of 180 Hz as heard by the driver. What frequency is heard by a pedestrian who sees the vehicle traveling away from him at 22.0 m/s? (Assume it is a hot day and the speed of sound is 350 m/s) 11. A ball of mas M traveling at 10.0 m/s makes a head-on collision with a second...
Question (1) /30 Q1: (30 points), Show your work A- Multiple choice questions, select all the...
Question (1) /30 Q1: (30 points), Show your work A- Multiple choice questions, select all the correct answer from the following [10Points]. (2points each) 1. Digital to Analog convertors are used in the design of prototype. Where do we use DAC? a) We must use DAC module between Arduino and LED. b) We must use DAC module between CPU and DC Motor drivers. c) We must use DAC with LCD d) We must use DAC if we have analog sensors....
Please answer all the blanks (volume if H2 and everything in analysis). TIA! Data 5 1...
Please answer all the blanks (volume if H2 and
everything in analysis). TIA!
Data 5 1 oong 0.00 10.5ml 2 o.olag 0.00 11.0 Trial 3 o.org 0.00 12.00 o Daag o.albg 0.00 10.0 ml 11.5ml Mass of Mg (g) Initial volume of Syringe (mL) Final volume of Syringe (mL) Volume of H (mL) Barometric pressure (torr) Ambient temperature (°C) Vapor pressure of H2O (torr) 779.314har 23. Oi 21.0 forr TA.314tar 23.0c 179.3 14ton 23.0¢ 779.314 ton 23.0c 779.31472 23.0c 21.0...
Chose the correct answer(s) from the multiple choice lists below 1. Exergy of a system is a) b) always increasing e) guided by the first and second laws of thermodynamics for reversible proce...
Chose the correct answer(s) from the multiple choice lists below 1. Exergy of a system is a) b) always increasing e) guided by the first and second laws of thermodynamics for reversible processes only Un d) limited by the second law of thermodynamics for all processes. processes, it is destroyed partly or completely). e) equal to the Gibs free energy of the system. 211two electrodes, one made of u (E.-3.06 V) and another made of Cu ΟΕ.+034V placed in an...
PART I: Multiple Choice Write all answers to the following questions. No partial credit available. Consumption...
PART I: Multiple Choice Write all answers to the following questions. No partial credit available. Consumption utility is composed of price and convenience. True or False? A firm reduces inefficiencies by making trade-offs. True or False? A firm can increase its profitability by: A. increasing costs and reducing price. B. moving away from the efficient frontier. C. increasing inefficiencies. D. reducing inefficiencies. Operations comes from the Latin word "opus," which means: A. activity. B. helping people. C. improvement. D. work....
Multiple-Choice Questions (worth two points each) 1. Which of the following describes the process in which...
Multiple-Choice Questions (worth two points each) 1. Which of the following describes the process in which one adopts patterns of behavior that lead to greater life satisfaction? A. wellness B. health C. social determination D. self-efficacy 2. The Stages of Change Model of health behavior change emphasizes that A. change happens as a process. B. people change only when faced with an illness. C. change occurs only when the environment supports it. D. changes are more effective when based on...
Please help me solve this problem and show your work
21. A tire is filled with air at a pressure of 5 atm when its temperature is 20° C. After the car has been driven at high speeds, the tire temperature increases to 68.5C. Assuming that the volume of the tire does not change and that air behaves as an ideal gas, find the pressure of the air in the tire Hint:p, Vi n R-T Pf. Vjn R T
Please help me solve these
problems, and show your work on the math related ones, thank you in
advance!
12. A weatherman reports that the temperature will reach a high of 308.2 K. Your mother is freaking out about the weather report until you show her that 308.2K is equal to ... ^oC 13. If you plot a graph with Fahrenheit temperatures along the vertical axis and the corresponding Celsius temperatures along the horizontal axis, the slope of the will...
Help Please! Show all work
Problem Set 12 October 16, 2019 CHEM 1252 Textbook Reading Assignment: 14.1-5 Additional Practice Problems: 14.1,7,13,17,19,23,25,29,31,41-42,47,53,55,58,61 1. What does it mean when we say that chemical equilibrium is a dynamic process? 2. Write an expression for Kor K, (whichever is more appropriate) for each of the following reactions, and give typical units (if any) for the equilibrium constant. (a)Na(e) + O2(g) - 2 NO(g) (b) 2012(g) + 2H2008) - 4HCI(g) + O2(g) (c) 1(aq) +...
please help me solve and show work for BOTH part A and B. thank you
so much
Consider the thermochemical equation below. 4Na(s) + O2(g) → 2 Na2O(s) AH = -828 kJ/mol A. Which reactant is the limiting reactant if 30.0 g of sodium is reacted with 12.0 L of oxygen gas at 1525 torr and 285 K? You must explain how you determined the limiting reactant for full credit (10 points) Answer: Na is the limiting reactant (Explanation omitted)...
Question (1) /30 Q1: (30 points), Show your work A- Multiple choice questions, select all the correct answer from the following [10Points]. (2points each) 1. Digital to Analog convertors are used in the design of prototype. Where do we use DAC? a) We must use DAC module between Arduino and LED. b) We must use DAC module between CPU and DC Motor drivers. c) We must use DAC with LCD d) We must use DAC if we have analog sensors....
Please answer all the blanks (volume if H2 and
everything in analysis). TIA!
Data 5 1 oong 0.00 10.5ml 2 o.olag 0.00 11.0 Trial 3 o.org 0.00 12.00 o Daag o.albg 0.00 10.0 ml 11.5ml Mass of Mg (g) Initial volume of Syringe (mL) Final volume of Syringe (mL) Volume of H (mL) Barometric pressure (torr) Ambient temperature (°C) Vapor pressure of H2O (torr) 779.314har 23. Oi 21.0 forr TA.314tar 23.0c 179.3 14ton 23.0¢ 779.314 ton 23.0c 779.31472 23.0c 21.0...
Chose the correct answer(s) from the multiple choice lists below 1. Exergy of a system is a) b) always increasing e) guided by the first and second laws of thermodynamics for reversible processes only Un d) limited by the second law of thermodynamics for all processes. processes, it is destroyed partly or completely). e) equal to the Gibs free energy of the system. 211two electrodes, one made of u (E.-3.06 V) and another made of Cu ΟΕ.+034V placed in an...
Multiple-Choice Questions (worth two points each) 1. Which of the following describes the process in which one adopts patterns of behavior that lead to greater life satisfaction? A. wellness B. health C. social determination D. self-efficacy 2. The Stages of Change Model of health behavior change emphasizes that A. change happens as a process. B. people change only when faced with an illness. C. change occurs only when the environment supports it. D. changes are more effective when based on...
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