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Newest Gases Questions

1. Calculate the volume occupied by 12 g of Carbon dioxide at 20 degrees and 740 mm Hg
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   2. asked by Optional
   3. 30 views
2. Liquefied petroleum gas is a mixture of two hydrocarbon gases, name these two gases?
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   2. asked by Eso Furu
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3. What’s the partial pressure of carbon dioxide in a container that holds 5.0 moles of carbon dioxide, 3.0 moles of nitrogen,
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   2. asked by Will
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4. What is the volume of 23g of neon gas 1C and a pressure of 2 atm
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5. 2 mol ammonia (NH3) gas is collected in a separate gas cylinder which has a volume of 25 dm3. The pressure of the gas is 195,89
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6. How does the ideal gas differ from real gases ? Give detail explanation with formula
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7. Mixture of helium and oxygen can be used in scuba diving tanks to help prevent the bends , for a particulr dive 46L of He and
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8. if 2 gases A and b in seperate 1 liter containers exert pressures of 2 atm and 3 atm respectively what will be the pressure
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9. the pressure of a mixture of nitrogen carbon dioxide and oxygen is 300 kPa what is the partial pressure of oxygen if the partial
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10. the partial pressure of carbon dioxide in a mixture in 0.31 if the mole fraction of the carbon dioxide is 0.46 what is the total
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11. If a gas diffuses at a rate of one-half as fast as oxygen (O2), find the molecular mass of the gas.
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12. A sample of diborane gas (B2H6) , a substance that burst into the flame when expose to air has pressure of 345 toor at the
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13. Mixture of helium and oxygen can be used in a scuba diving tanks to help prevent the bends , for a particular dive, 46L He and
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    2. 31 views
14. How does ideal gas differ from real gas, give detailed explanation with formula and examples?woth 6 marks.
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15. what is ideal gas
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16. A sample of nitrogen gas contains 5.0 mol in a volume of 3.5 L. Calculate the new volume of the container if the pressure and
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17. A sample of neon gas has a volume of 4.5 L at a pressure of 4.0 atm. The temperature and the number of gas particles do not
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18. A sample of nitrogen gas has a volume of 4.5 L at a pressure of 4.0 atm . The temperature and the number of gas particles do not
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19. If a person exhales 27.0 g of CO2 in an hour, what volume (in L) does this amount occupy at 1.07 atm and 36.9 °C? Be sure your
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20. Helium is added to a balloon that contains 460. mmHg of neon to give a total pressure of 890. mmHg. What is the partial pressure
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21. A cylinder with a movable piston contains 2.00g of helium ,at a temperature of 25°c. More helium was added to the cylinder and
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    2. asked by Koleta miriama vurai
    3. 47 views
22. A sample of natural gas contains 8.24mol of methane , 0.421mol of ethane, and 0.116mol of propane .if the total pressure of the
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    2. asked by Koleta miriama vurai
    3. 40 views
23. Curious Carl and his lab partner were conducting a variety of experiments to produce gases: hydrogen, oxygen, and carbon
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    2. asked by akarsha
    3. 41 views
24. molecula mass of 10 is which gas?
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    2. asked by yusuf
    3. 63 views
25. 20cm3 of an unknown gas Q takes 12.6 seconds to pass through small orifice.10cm3 ofoxygen gas takes 11.2 seconds to diffuse
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    2. asked by yusuf
    3. 65 views
26. Nitrogen gas is a chemically unreactive, but in a thunder Storm, lightning cause a small amount of nitrogen and oxygen to
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    2. asked by Hesingne Zironang
    3. 43 views
27. 20cm3 of an unknown gas Q takes 12.6 seconds to pass through small orifice.10cm3 ofoxygen gas takes 11.2 seconds to diffuse
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    2. asked by yusuf
    3. 90 views
28. b. 20cm3 of an unknown gas Q takes 12.6 seconds to pass through small orifice.10cm3 ofoxygen gas takes 11.2 seconds to diffuse
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    2. asked by yusuf
    3. 71 views
29. Equal volumes of gases at the same temperature and pressure contain the same number of particles.O True • False
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30. A piece of Pyramid museum was reacted with excess athletes hydrochloric acid in 166 himalaya gas with pressure of 0.995 ATM was
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    2. asked by Alicia
    3. 37 views
31. A sample of nitrogen gas is sealed in a rigid tank with a volume of 8.0 Lat a pressure of 4.0 atm and a temperature of 20°C.
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    2. 36 views
32. A sample of propane gas C3 H8 was collected over water at 222.5°C and a 670 tour the volume of the wet gas is 3.58 l what will
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    2. asked by Alicia
    3. 33 views
33. A 1.78 l container of oxygen gas at 28.5°C is deceited to 46.1°C assuming what the volume of the container can vary what is
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    2. asked by Alicia
    3. 29 views
34. Under laboratory conditions, most gases behave like ideal gases becauseSelect all that apply • the amount of time molecules
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35. An ideal gas is distinguished from a real gas, because the ideal gas has elastic collisions while real gas molecules will
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36. Sulfur dioxide a gas that plays a central role in the formation of acid rain, is found in the exhaust of automobile and power
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    2. asked by Beauty
    3. 43 views
37. Place the following gases in order of decreasing density at STP (from left to right).Ne NH3 N204 Kr
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38. A 1.00 L flask is filled with 1.20 g of argon at 25 °C. A sample of ethane vapor is added to the same flask at constant volume
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39. Use the molar volume of a gas at STP to calculate the density (in g/L) of nitrogen gas at STP.
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40. Acetylene would likely release the most energy and create the biggest "boom" if ignited. This is because acetylene has the
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41. The molar volume (i.e., volume that 1 mole of something takes up) of chlorine gas at 50.0 kPa and 300 K isThe molar volume
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42. A 150 mL container of nitrogen gas is collected at 758 mm Hg and 28.3 celicuis by displacement of water from the container. The
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43. A 250.0 mL flask of hydrogen gas is collected at 763 mm Hg and 35.0 Celsius by displacement of water from the flask. The vapor
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44. Hydrogen and oxygen gas are mixed in a 7.75 L flask at 65oC and contains 0.482 g of hydrogen and 4.98 g of oxygen. What is the
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45. A 1.21 g sample of an imaginary gas occupies a volume of 860 mL at 43.0 oC and 113 kPa. Determine the molar mass of the
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46. Which one of the following gases would have the highest average molecular speed at 25 °C?
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47. The density of chlorine gas at 0.970 atm and 54.1 °C is ________ g/L.
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48. A sample of He gas (2.35 mol) occupies 57.9 L at 300.0 K and 1.00 atm. The volume of this sample is ________ L at 521 K and 1.00
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49. A 12.0 g sample of gas occupies 19.2 L at STP. What is the molecular weight of this gas?
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50. A 3.00- Lflask is filled with gaseous ammonia, NH3 . The gas pressure measured at 20.0 ∘C is 2.05 atm . Assuming ideal gas
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51. A 3.00- Lflask is filled with gaseous ammonia, NH3 . The gas pressure measured at 20.0 ∘C is 2.05 atm . Assuming ideal gas
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52. A cylinder with a movable piston contains 2.00 gof helium, He , at room temperature. More helium was added to the cylinder and
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53. Rank the following gases from least dense to most dense at 1.00 atmand 298 K .
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54. It turns out that the van der Waals constant bequals four times the total volume actually occupied by the molecules of a mole of
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55. What should the mole percent of oxygen be in the diving gas for the partial pressure of oxygen in the mixture to be 0.21 atm,
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56. Rank the following gases from most dense to least dense at 1.00 atmand 298 K .
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57. A neon sign is made of glass tubing whose inside diameter is 2.5 cmand whose length is 5.5 m .If the sign contains neon at a
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58. P is the pressure in atmospheres (atm), V is the volume in liters (L), n is the number of moles, R is the gas constant (0.0821
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59. Several properties of gases can be experimentally measured: temperature, pressure, volume, and the amount of the gas (i.e., the
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    2. 62 views
60. Several properties of gases can be experimentally measured: temperature, pressure, volume, and the amount of the gas (i.e., the
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    2. 58 views
61. Nitrogen dioxide is a gas that can be generated by a mission from vehicles and factories. It can also be generated by natural
    1. 1 answer
    2. asked by The
    3. 46 views
62. Volatile liquids vaporize rapidly from opened containers or spills. Some vapours, such as those from gasoline (C8H18),
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63. What volume would 8.24 x 10²⁴ molecules of CO₂ occupy?
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    2. 45 views
64. Hydrogen sulfide, H,S, has the characteristic odor of rotten eggs. If a sample of H, gas at 729.6 torr and 25.1 °C in a 45.6
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65. Hydrogen sulfide, H,S, has the characteristic odor of rotten eggs. If a sample of HS gas at 707.6 torr and 23.9 °C in a 33.0 L
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66. Hydrogen sulfide, H,S, has the characteristic odor of rotten eggs. If a sample of HS gas at 722.6 torr and 347.8 K in a 49.9 ml.
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67. I am sttruggling with this question please help If a person exhales 33.0 g of CO2 in an hour, what volume (in L) does this
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    2. 55 views
68. If a person exhales 31.5 g of CO2 in an hour, what volume (in L) does this amount occupy at 1.06 atm and 37.2 C? Be sure your
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    2. 51 views
69. If a person exhales 32.5 g of CO2 in an hour, what volume (in L) does this amount occupy at 1.04 atm and 36.9 C? Be sure your
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    2. 49 views
70. If a person inhales 84.7 g of O2 in an hour, what volume (in L) does this amount occupy at 1.07 atm and 37.4 °C? Be sure your
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    2. 42 views
71. If a cylinder contains 36.4 g of CO2 in 30.0 L at 495. K, what is the pressure (in mmHg)? Be sure your answer has the correct
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    2. 55 views
72. A mixture of methane and helium gases contains methane at a partial pressure of 371 mm Hg and helium at a partial pressure of
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    2. 53 views
73. A mixture of krypton and oxygen gases, at a total pressure of 942 mm Hg, contains 17.7 grams of krypton and 4.13 grams of
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74. A mixture of methane and helium gases is maintained in a 9.38 L flask at a pressure of 1.49 atm and a temperature of 86 °C. If
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75. A mixture of krypton and oxygen gases, in a 6.92 L flask at 34 °C, contains 26.4 grams of krypton and 6.16 grams of oxygen. The
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76. A sample of hydrogen gas has a density ofg/L at a pressure of 0.846 atm and a temperature of 32 °C. Assume ideal behavior.
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77. A sample of sulfur dioxide gas has a density ofg/L at a pressure of 0.964 atm and a temperature of 44 °C. Assume ideal
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78. A sample of methane gas collected at a pressure of 230 mm Hg and a temperature of 295 K has a mass of 18.0 grams. The volume of
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79. 1.30 mol sample of krypton gas at a temperature of 17.0 °C is found to occupy a volume of 24.7 liters. The pressure of this gas
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80. A sample of krypton gas collected at a pressure of 1.30 atm and a temperature of 17.0 °C is found to occupy a volume of 24.7
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81. A sample of krypton gas collected at a pressure of 1.30 atm and a temperature of 17.0 °C is found to occupy a volume of 24.7
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82. Which of the following gas samples would have the largest volume, if all samples are at the same temperature and pressure?3.01
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83. A sample of helium gas at a pressure of 0.826 atm and a temperature of 203 °C, occupies a volume of 531 mL. If the gas is
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84. A sample of carbon dioxide gas at a pressure of 1.04 atm and a temperature of 293 °C, occupies a volume of 659 mL. If the gas
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85. A sample of methane gas at a pressure of 0.567 atm and a temperature of 267 °C, occupies a volume of 418 mL. If the gas is
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86. A mixture of Ar, He, and O2 has a total pressure of 1,000 kPa (kilopascals). The partial pressure of argon is 150 kPa and helium
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87. You have four fixed-volume containers at STP.Container A has 0.5 mol of gas in 11.2 L. Container B has 2 mol of gas in 22.4 L.
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88. Which gas has recently increased in the mesosphere, creating a rise in water vapor which has led to the formation of
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    2. asked by sleepy
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89. Two balloons hold two different gases. The gases are held at the same pressure, volume, and temperature. Which quantity can
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90. Gas tank A is filled with 53.5 L of 02. Gas tank B is filled with 1.44 x 1024 molecules of O^2. Both tanks are at STP. Which
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    2. asked by WARNING! Beware of brain smarts
    3. 52 views
91. Is a gas at 0.69 atm pressure and 25 L volume, at -10 degrees Celsius and 1 mole the gas, an ideal gas, why or why not (Ideal
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    2. asked by Nadia
    3. 78 views
92. Is a gas at 1.3 atm pressure and 20 L volume, at -10 degrees Celsius and 1 mole the gas, an ideal gas, why or why not (Ideal gas
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    2. asked by Nadia
    3. 81 views
93. UserIs a gas at 1.4 atm pressure and 15 L volume, at -10 degrees Celsius and 1 mole the gas, an ideal gas, why or why not (Ideal
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    2. asked by Nadia
    3. 95 views
94. Is a gas at 1.4 atm pressure and 15 L volume, at -10 degrees Celsius and 1 mole the gas, an ideal gas, why or why not
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    2. asked by Nadia
    3. 53 views
95. A container holds 6.4 moles of gas. Hydrogen gas makes up 25% of the total moles in the container. If the total pressure is 1.24
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    2. 52 views
96. Two balloons hold two different gases. The gases are held at the same pressure, volume, and temperature. Which quantity can
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    2. 68 views
97. A sample of an unknown compound is vaporize at 180°C. The gas produce has a volume of 1020 mL at a pressure of one atmosphere,
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    2. asked by Nadia
    3. 74 views
98. A 9 L tank at 20.6°C is filled with 5.25 g of chlorine pentafluoride gas, and 8.81 g of carbon dioxide gas. you can assume both
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    2. asked by Nadia
    3. 78 views
99. Which gas has approximately the same density as carbon dioxide gas at STP?CH4 C2H6 C3H8 C4H10
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    2. asked by kk
    3. 70 views
100. methane is used as home fuel find the mass of it which produce 5.6L water pressure
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     2. asked by mahmoud
     3. 50 views