Find the change in volume of the metal tank, AV, and that of the ethanol in it, A Ve. Learning Goal: To practice Problem-Solving Strategy 14.1 Thermal expansion Express your answers in liters separated by a comma. • View Available Hint(s) A metal tank with a capacity of 1700 L is completely filled with ethanol when both the tank and the ethanol are at temperature 19.0 ° C. Then the tank and its contents are brought underground, where the temperature is 10.0 °C. What volume of ? air will there be above the ethanol in the tank after AV, AV. = L, L the system has cooled off to the ground temperature? The coefficient of volume expansion for ethanol is B. = 1.10x10-3 K-1. The tank is made of a metal for which the coefficient of linear Submit Previous Answers expansion is a = 1.20x10-5 K-1 X Incorrect; Try Again; 3 attempts remaining Part D What volume of air Vair will there be above the ethanol in the tank after the system has cooled off to the groun temperature? Express your answer in liters. • View Available Hint(s) ? Vair =

Find the change in volume of the metal tank, AV, and that of the ethanol in it, A Ve. Learning Goal: To practice Problem-Solving Strategy 14.1 Thermal expansion Express your answers in liters separated by a comma. • View Available Hint(s) A metal tank with a capacity of 1700 L is completely filled with ethanol when both the tank and the ethanol are at temperature 19.0 ° C. Then the tank and its contents are brought underground, where the temperature is 10.0 °C. What volume of ? air will there be above the ethanol in the tank after AV, AV. = L, L the system has cooled off to the ground temperature? The coefficient of volume expansion for ethanol is B. = 1.10x10-3 K-1. The tank is made of a metal for which the coefficient of linear Submit Previous Answers expansion is a = 1.20x10-5 K-1 X Incorrect; Try Again; 3 attempts remaining Part D What volume of air Vair will there be above the ethanol in the tank after the system has cooled off to the groun temperature? Express your answer in liters. • View Available Hint(s) ? Vair =

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Learning Goal: To practice Problem-Solving Strategy 14.1 Thermal expansion What volume of air Vair Will there be above the ethanol in the tank after the system has cooled off to the ground temperature? A metal tank with a capacity of 1700 L is completely filled with ethanol when both the tank and the ethanol are at temperature 19.0 °C. Then the tank and its contents are brought underground, where the temperature is 10.0 °C.What volume of Express your answer in liters. • View Available Hint(s) air will there be above the ethanol in the tank after Hνα ΑΣφ the system has cooled off to the ground temperature? The coefficient of volume expansion for ethanol is Be = 1.10x10-3 K-1. The tank is %3D made of a metal for which the coefficient of linear Vair L expansion is at = 1.20x10-5 K-1. II
Pearson eText Study Area Document Sharing User Settings Mastering Physics: 3A - Brave Submitted Answers ✰ session.masteringphysics.com/myct/itemView?mode=myAnswers&assignment ProblemID=182364755&hintl... ANSWER 1: AS = 6.38 J/K ANSWER 2: The correct answer involves the variable To, which was not part of your answer. AS-6.38 J/K Three moles of an ideal gas undergo a reversible isothermal compression at 17.0°C. During this compression, 1850 J of work is done on the gas. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Entropy change in a free expansion. ANSWER 3: The correct answer involves the variable To, which was not part of your answer. AS -6.37 J/K The correct answer involves the variable To, which was not part of your answer. ☐ X Part A What is the change of entropy of the gas? VE ΑΣΦ Submit AS = 6.38 J/K The correct answer involves the variable To, which was not part of your answer. No credit lost. Try again. Previous Answers Request…
Introduction to the Ideal Gas Law Learning Goal: To understand the ideal gas law and be able to apply it to a wide variety of situations. The absolute temperature T. volume V, and pressure p of a gas sample are related by the ideal gas law, which states that PV = nRT. Here is the number of moles in the gas sample and R is a gas constant that applies to all gases. This empirical law describes gases well only if they are sufficiently dilute and at a sufficiently high temperature that they are not on the verge of condensing. In applying the ideal gas law, p must be the absolute pressure, measured with respect to vacuum and not with respect to atmospheric pressure, and I must be the absolute temperature, measured in kelvins (that is, with respect to absolute zero, defined throughout this tutorial as -273° C). If p is in pascals and V is in cubic meters, use R = 8.3145 J/(mol-K). If p is in atmospheres and V is in liters, use R=0.08206 L-atm/(mol-K) instead. ▾ ISH P₂ = 1.07P1 Submit Part B…
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Energy and Matter- Spring 2020 (MWB Ch 12 HW Think And Solve 12.36 In 2009, one of the U.S. government's bailout packages was $700 billion when gold was worth $800 per ounce ($28.20 per gram). Part A Calculate the mass in grams of $700 billion worth of gold. Express your answer with the appropriate units. HA Value Units т 3 Submit Request Answer Part B If this amount of gold were in the shape of a cube, how long would each of its sides be? Express your answer with the appropriate units. HA Value Units Submit Request Answer leno
Learning Goal: To practice Problem-Solving Strategy 18.1 Ideal Gases. Lethal concentrations of gases are often expressed in terms of volume fraction, that is, the fraction of available space occupied by the hazardous gas. A hazardous-materials worker wants to calculate the volume fraction of chlorine gas in a storage room after all of the contents of a 0.900-L cylinder of chlorine gas at 129 atm is accidentally released in the room. The environment in the storage room is kept at a constant pressure of 1.00 atm and a constant temperature of 20.0 °C. The room's dimensions are 8.00m x 8.00m × 2.90m. What is the volume fraction of chlorine gas present in the storage room? Submit Previous Answers Correct To find the volume fraction of chlorine gas, you need to know V₂, the volume the chlorine gas would occupy at 1.00 atm and 20 °C. Note that in reality, however, the chlorine gas would mix with air and fill the entire volume of the storage room. EXECUTE the solution as follows Part C What is…
Learning Goal: To practice Problem-Solving Strategy 18.1 Ideal Gases. Lethal concentrations of gases are often expressed in terms of volume fraction, that is, the fraction of available space occupied by the hazardous gas. A hazardous-materials worker wants to calculate the volume fraction of chlorine gas in a storage room after all of the contents of a 0.900-L cylinder of chlorine gas at 129 atm is accidentally released in the room. The environment in the storage room is kept at a constant pressure of 1.00 atm and a constant temperature of 20.0 °C. The room's dimensions are 8.00m x 8.00m x 2.90m. What is the volume fraction of chlorine gas present in the storage room? EXECUTE the solution as follows Part C What is the volume fraction of chlorine in the storage room? Express the volume fraction numerically. ► View Available Hint(s) volume fraction = 6.26x10 Submit Part D EVALUATE your answer 嗬 Correct When you found the volume fraction of chlorine gas present in the storage room, you…
Part I. Phase diagram. Direction: Circle the letter of the corect answer. For nos. 1-8 refer to the diagram on the left. 1. The MELTING POINT o1 the substance is representec by a. A to B b. B to C 2. The BOILING POINT of the substance is represented by c. C to D d. Dto E (d, D to E c. C to D 3. Heat is added between points D and E. The substance is а. A lo B b. B to C Ieat dded a. sublimating b. meiting c. freezing a boling 4. Between points B and C, the heal added is being used lo a. increase temperature. break the bonds of the liquid. 5. Between points C and D, the substance is O a liquid increasing in temperature. b. a solid/liquid mixture. 6. If heat is REMOVED from point E and Ihe temperature is not changed, the substance will c. break the bonds of the solid. d. boil the substance. C. a liquid/gas mixture. d. a soid. 6 condense b. boil c. melt d. evaporate 7. Average kinetic energy increases at ail parts of the graph EXCEPT a A to B 8. The part of the graph with the STRONGEST…
WEEK 4 LESSON 2 Worksheet The apparatus shown below may be used to investigate how the volume of a fixed mass of gas at constant temperature varies when the pressure is changed. Air is trapped in a uniform glass tube which has a scale behind it calibrated in cm³. As the pressure in the oil chamber is increased using the pump, oil is forced into the glass tube, decreasing the volume of the air. The pressure, in kPa, is indicated by a gauge fitted to the oil chamber. Volume/cm³ 60 55 50 45 40 35 30 25 20 15 10 10- Apparatus to investigate relationship between volume and pressure of a fixed mass of gas at constant temperature 50 75 30- The graph below was plotted from data gathered using the previous apparatus shown. 40- 50- 100 150 200 230 270 300 60 cm -10 20 30 -Glass tube Dry air 100 125 125 150 Pressure gauge -Connection for pump 32 Oil 175 200 225 250 275 300 325 350 Pressure/kPa It is suggested that if the temperature is constant, the pressure, P, of a fixed mass of gas is 1…
Consider an ideal gas at 27.0 degrees Celsius and 1.00 atmosphere pressure. Imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. Part A What is the length L of an edge of each small cube if adjacent cubes touch but don't overlap? Express your answer numerically in meters. ► View Available Hint(s) L = for Parval for PartAddo for Part Submit redo for Part A reset for Part A keyboard shortcuts for Part A help for Part A m
URGENT A cup of chocolate is initially at 170 ° F and is left in a room that has an ambient temperature of 70 ° F. Suppose that from time ? = 0 it is cooled at the rate of 20 ° F per minute. a) Write an initial value problem that models the temperature of hot chocolate. b)How long does it take for hot chocolate to cool down to a temperature of 110 ° F?
Homework 3, Problem 8: Find (Target variables) Givens/Knowns Free Body Diagrams (if applicable) Equations/Concepts Solution Part (a) Input an expression for the final temperature of the blocks. Tf = ______ Part (b) What is the final temperature, in degrees Celcius, of the blocks? Tf = ______∘C Part (c) What was the heat, in joules, transferred to block 1? ΔQ1 = ______ J