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Newest Thermodynamics Questions

1. 3,000 Joules of heat is added to solid gold. All the heat goes into changing solid gold into liquid gold. How much gold is
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2. A→B: If the temperature increases, the particle speed is increasing; if the temperature is constant, the particle speed is
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3. In which case would the kinetic energy of particles be increasing? (1 point)Responses Metal is melted at 1,300°C. Metal is
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4. In which case would the kinetic energy of particles be increasing? (1 point) Responses Metal is cooled at 1,300°C. Metal is
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5. Calculate the value of E in joules for a system that loses 31 J of heat and has 150 J of work performed on it by the
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6. The following data refers to an aluminium rod, 200 cm in length, being heated by burning coal:Initial temperature of the
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   2. asked by Adivhaho Muremi
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7. Substance X transfers thermal energy to substance Y through conduction. What is an accurate conclusion about the condition of
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8. In which case would the kinetic energy of particles be increasing? (1 point)Responses Metal is melted at 1,300°C. Metal is
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   2. asked by I AM INOSUKE!!!!
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9. T2∝aT2∝a T3 ∝a2 T3 ∝a2 T2 ∝ a3 T2 ∝ a3 T∝a2
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   2. asked by Credance (Dark Sonic)
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10. There are 300 light particles in an airtight container. Which adjustment would increase the speed of the particles?(1 point)Resp
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11. Ideal Gas Law, if you have heavy and light gas particles in a container and you increase the temperature, what happens to the
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    2. asked by Trevonte Rainley
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12. What is, according to the standard atmosphere, the air density (in kilograms per cubic metre) at 38,969 metres altitude?
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13. An aircraft flies at an altitude of 30,000 feet. Determine the air temperature (in [K]), air pressure (in [Pa]) and air density
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14. At some point in the combustion cycle of an engine, the temperature of a combusted air-fuel mixture is 582 degrees Celsius.
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15. A hot air balloon including the envelope, gondola, burner and fuel and one passenger has a total mass of 500 kg. The air outside
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16. A hot air balloon including the envelope, gondola, burner and fuel and one passenger has a total mass of 450 kg. The air outside
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17. A closed vessel contains moist air at o 20 C, the relative humidity being 30%. What should be the relative humidity if the
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18. A certain heat engine operates between 1000K and 500K (a) what is the maximum efficiency of the engine? (b) calculate the
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    2. asked by Davepee
    3. 37 views
19. 1m ^ 3 of water is converted into 1671m ^ 3 of steam at 1 atmosperic pressure and 100 deg * C temperature. The latent heat of
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    2. asked by Benedicto
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20. 1m ^ 3 of water is converted into 1671m ^ 3 of steam at 1 atmosperic pressure and 100 deg * C temperature. The latent heat of
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    2. asked by Benedicto
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21. Conduction and_ both require matter for the energy to transfer.
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22. If you double the mass of the object you are going to heat, you need ...... as much energy to increase the temperature.four
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23. A glass flask has a capacity of 60cm3 at 12°c CALCULATE the capacity of the flask at a temperature of 50°c if the glass has
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24. A steel ball has a diameter of 60mm and is 0,01mm too large to pass through a hole in a brass plate when the ball and the plate
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25. A piece of wire original length 120mm is heated from 20°c to 95°c if the final length of the wire is 120,324 CALCULATE the
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26. An iron plate is 10cm square at 12°c The linear expansion cofficient is 11×10 CALCULATE the area expansion cofficient of iron
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27. the pressure of 2.91 mil of gas in a rigid tank is 772 kPa what is the pressure if an additional 4.00 mil of gas is added to the
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28. when there is an increase in temperature of a gas in an enclosed container the pressure will also increase due to
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29. In an investigation of the properties of the cobalt gas used in an air conditioning system , a sample of volume 500ml at 28
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30. If you have a 1 L container of milk and a 2 L container of milk sitting at room temperature, the 2 L container of milk will have
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31. In an investigation of the properties of the coolant gas used in an air-conditioning system, asample of volume 500 mL at 28.0oC
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32. A 3.44 L expandable container is heated until its temperature increases from 0.0 ºC to 70 ºC. What is the new volume if the
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    2. asked by Will
    3. 32 views
33. A toy balloon has an internal pressure of 1.05 atm and a volume of 5.0 L. If the temperature where the balloon is released is
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    2. asked by Will
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34. How much energy is required to change 150.0 g of water from 10.0°C to 45.0°C? (Cwater = 4.18 J/g • °C)* 1 point 125.4 J
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35. The energy transferred between particles of two objects that have a difference in temperature is:Responses potential energy.
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    2. asked by jalonn:3
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36. Question 20 (1 point)A plastic cup is filled with 15.5 grams of water. The cup is sealed and placed in the freezer. The water
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    2. asked by jalonn:3
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37. Use the table to answer the question1. 98.2 2. 46.0 3. 100.6 4. 31.4 A student records the temperature of serval water samples
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38. , the situation is reversed, with more energy radiated than absorbed.
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39. 79G sample of water at 21 Celsius is heated until it becomes steam with the temperature of 143 Celsius. Find the change in the
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40. If 161G of water at 85 Celsius is cool to ice at zero Celsius. Find the change and heat content of the system.
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41. A sample 348G sample of stream at 127 Celsius is cooled to 103 Celsius find the change in heat content of the system
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42. A 445G sample of ice at -58. Celsius is heated until its temperature reaches -28 Celsius. Find the change in heat content of the
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43. A 322 g sample of lead (specific heat equals 0.138J/g) is placed into 264 g Of water at 25 Celsius if the system final
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44. A sample of ice at -12 is placed into 68 g of water at 85C. If the final temperature of the system is 24C, what was the mass of
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45. Text 1The idea that time moves in only one direction is instinctively understood, yet it puzzles physicists. According to the
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46. What is the specific heat capacity of 6.09 mols of water liquor?
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47. Consider two identical containers that They contain water at the same temperature. A container contains 1 liter of water and the
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48. The heat capacity of a material shows the amount of heat that can be taken in before the material increases in temperature.
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49. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute. The cold water tap at the bath delivers water at
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    2. asked by Blëssïñg
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50. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute. The cold water tap at the bath delivers water at
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    2. asked by Blëssïñg
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51. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute. The cold water tap at the bath delivers water at
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52. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute. The cold water tap at the bath delivers water at
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53. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute. The cold water tap at the bath delivers water at
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54. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute. The cold water tap at the bath delivers water at
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55. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute. The cold water tap at the bath delivers water at
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    2. 36 views
56. A hot water tap of a bath delivers water at 85⁰C at a rate of 8kg per minute. The cold tap at the bath delivers water at
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    2. 35 views
57. A hot water tap of a bath delivers water at 85⁰C at a rate of 8kg per minute. The cold tap at the bath delivers water at
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    2. 36 views
58. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute .the cold water tap at the bath delivers water at
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59. A hot water tap of a bath delivers water at 85⁰C at a rate of 8Kg per minute .the cold water tap at the bath delivers water at
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60. A copper ball easily slides through a copper ring when it is cold but after the has been heated it does not fit through the ring
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    2. asked by Anonymous
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61. In which case would the kinetic energy of particles be increasing?Options are Metal is cooled at 1,300°c Meat is heated from
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    2. 42 views
62. Which object will have particles with the highest average kinetic energy?Options are Water at 40°c in a swimming pool An
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63. Calculate the pressure exerted by 1.5g of co2 gas at temperature of 35°c and a volume of 525cm³ ? [ choose the appropriate R
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    2. asked by Koleta miriama vurai
    3. 36 views
64. As drawn, which equation numbers are involved in the transition that requires the most energy?
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65. how can gas atoms go from one spot to another?
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66. If a steam engine does 500 j Of useful work, how much work is needed to put in if the efficiency rating of 18%
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67. Which object will have particles with the highest average kinetic energy?A drop of water at 90°C. Water 40°C in a swimming
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68. Which object will have particles with the highest average kinetic energy?A drop of water at 90°C.
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69. The gallium in the image is melting in the person’s hand. Which changes will occur on a microscopic level?The gallium atoms
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70. A rain cloud contains 2.66 X 10^7 kg of water vapor? How long would it take for a 2.00 kW pump to raise the same amount of water
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71. A rain cloud contains 2.66 X 10? kg of water vapor. How long would it take for a 2.00 kW pump to raise the same amount of water
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72. Calculate the root mean square velocity of gaseous xenon atoms at 23 ° C.
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73. Calculate the root-mean-square velocity of CO at 270 K .Express the velocity in meters per second to three significant figures.
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74. Calculate the root-mean-square velocity of SO3 at 306 K. Express the velocity in meters per second
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75. A sample of oxygen gas exerts a pressure of 500.0 kPa against the walls of its rigid container at 20.0 °C. At what temperature
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76. A wooden block has a mass of 1.2 kg and a specific heat of 1700 J/(kg o C). Find the change in thermal energy of the block as it
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77. A compression at a constant pressure of 160 kPa is performed on 3 moles of an ideal monatomic gas. The compression reduces the
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    2. asked by Saira Alavi
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78. A horizontally-oriented cylinder contains and unknown noble gas at 48400 Pa and is sealed with a circular massless piston or
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    2. asked by Saira Alavi
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79. A gas tank is filled with gas to a pressure of 60.0 PSI at 25°C what will the pressure of gas in the tank is warmed to 35°C
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    2. asked by Alicia
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80. If pressure decreases, then volume will decreaseIf volume increases, then temperature will decrease which is true
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81. Why does air in a room rise when it gains thermal energy from a heater? (1 point)Responses Its molecules move around more
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    2. asked by e
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82. What happens to some materials when the kinetic energy of their particles is decreased they contract they expand the conduct a
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83. Why does the temperature of ice remain constant at 0°C during the melting process?(1 point) The thermal energy is released as
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84. What happens when a cold spoon is placed in hot coffee?(1 point) The coffee's molecules have more potential energy, so they
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85. Why does air in a room rise when it gains thermal energy from aheater? (1 point) Its molecules move around more slowly, so there
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86. the temperature gradient of an 8cm cube is 72C/cm. what is the temperature of two opposite ends
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    2. asked by xdfcfggggggggggggggggggggggggggggggggggggggggggggg
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87. A gas expands from I to F in the figure.The energy added to the gas by heat is 468 J when the gas goes from I to F along the
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88. The energy transferred between particles of two objects that have a difference in temperature is:Responses mechanical energy.
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89. The surface of a heated metal object measures 120 degrees Celsius. It is dropped into a bucket filled with water measuring 10
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90. The surface of a heated metal object measures 120°C. It is dropped into a bucket filled with water measuring 10°C.Which of the
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91. Explain why at high temperature and low pressure gases conduct electricity
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92. What does temperature measure?(1 point)Responses average kinetic energy of the particles in an object or substance average
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    2. asked by e
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93. Calculate the density of krypton gas at a pressure of 755 mmHg and a temperature of 38 ° C.
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94. An 80g ice cube at -10°C is placed in 680g of water at 24°C. What is the final temperature of this mixture?
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95. A 23 g block of ice is cooled to -84°C. It is added to 521 g of water in an 99 g copper calorimeter at a temperature of 27°C.F
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96. A car company claims that it has designed a new car that is 100% efficient. It says that 100% of the energy in the fuel is used
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97. Find yhe average molecular speed of a gas at 300K composed of molecules each of mass 5.3×10^-26 kg.
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98. At what Celsius temperature (in degrees Celsius) does 10.5 g of ammonia gas exert a pressure of 98.7 kPa in a 48.3 L container?
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99. During a southern Alberta Chinook, 1.06 L of air in a tractor tire at -21°C and 101 kPa is warmed to 35°C and undergoes a
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100. Helium gas is added to a balloon, already partially filled with helium gas, the balloon inflates, because the1 molecules in the
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