![]() Explain why the measured volume of the O2(g) is smaller than the calculated volume. Then the gas is compressed to a volume of 80. A rigid cylinder with a movable piston contains a 2.0-liter sample of neon gas at STP. Assume all equipment is functioning properly. At 25C, gas in a rigid cylinder with a movable piston has a volume of 145 mL and a pressure of 125 kPa. (d) The student further cools the cylinder to - 180☌ and observes that the measured volume of the O2(8) is substantially smaller than the volume that is calculated using the ideal gas law. Using principles of kinetic molecular theory, explain why the volume of the 02(8) decreases when the temperature decreases to -55☌. (c) The student tries to change the density of the O2(g) by cooling the cylinder to -55☌, which causes the volume of the gas to decrease. What is the volume of this sample when the temperature is changed to 150. What is the volume of this sample when its temperature is increased to 30.C while its pressure is decreased to 90. kilopascals and a volume of 70.0 milliliters. A rigid cylinder with a movable piston contains a 2.0-liter sample of neon gas at STP. Will this action change the density of the gas remaining in the cylinder? Justify your answer. 1.A rigid cylinder with a movable piston contains a sample of gas. act as a movable cylinder and the bolt act as a stationary piston. The temperature of the gas remains constant at 25☌. The ArmaLite AR-10 is a 7.62×51mm NATO battle rifle designed by Eugene Stoner in the late. (b) Attempting to change the density of the O2 (s), the student opens the valve on the side of the cylinder, pushes down on the piston to release some of the gas, and closes the valve again. Calculate the density of the O2(g), in g/L, under these conditions. ![]() (a) The cylinder has a volume of 7.95 L at 25☌ and 1.00 atm. The cylinder contains 0.325 mol of 02(8). A student investigates gas behavior using a rigid cylinder with a movable piston of negligible mass, as shown in the diagram above. What will be the final temperature of the water?įirst temperature increases.Transcribed image text: Movable Piston Valve 02(8) 7. kilopascals?ģ9 A 100.-gram sample of H 2O(L) at 22.0☌ absorbs 8360 joules of heat. ![]() ![]() 90.compare the mass of the original 200.-milliliter sample of co2(g) to the mass of the co2(g) sample when the cylinder is adjusted to a volume of 100. ![]() kilopascals and a volume of 70.0 milliliters. a 200.-milliliter sample of co2(g) is placed in a sealed, rigid cylinder with a movable piston at 296 k and 101.3 kpa. What is the number of moles of H 2O(g) formed when 2.0 moles of NH 3(g) react completely?ģ8 A rigid cylinder with a movable piston contains a sample of gas. Questions 57-61 Questions 62-65 Questions 66-68 Questions 69-72 Questions 73-75 Questions 76-78 Questions 79-82 Questions 83-85ģ6 Which sample, when dissolved in 1.0 liter of water, produces a solution with the highest boiling point?ģ7 Given the balanced equation representing a reaction: Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50 Highlight to reveal answers and explanations Regents Chemistry Exam Explanations January 2016 ![]()
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