The order of magnitude of the number of air molecules in a room of volume 50 m³ at STP is 1027 1020 1029 1030
Q: Two moles of an ideal gas are placed in a container whose volume is 2.6 x 10-3 m³. The absolute…
A: Number of moles (n) = 2 Pressure (P) = 3.1 × 105 Pa Volume (V) = 2.6 × 10-3 m3
Q: The RMS speed of a Hydrogen molecule (H2) at a temperature of 158°C is (in m/s):
A:
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A: We are aware that the relative humidity is 60%, the temperature of the vapour is 20°C, the vapour…
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A: a) avarage speed V = √(8RT/πM) b) since due to random motion plaeticles of molecule moves in all…
Q: Suppose the amount of air in a person's lungs is 1.9 L. Calculate the number of moles of air…
A: We assume that air is an ideal gas . Now we will use ideal gas equation that is PV= nRT ,where P is…
Q: The average kinetic energy of the molecules in a gas sample depends only on the temperature, ?.…
A: Given data as per question R = 8.314 J/mol-k T = 401 K
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Q: During the pre-flight controls on the F-16 aircraft, the gas pressure of the aircraft tire was…
A: Given data: The initial pressure is P1=200 kPa. The initial temperature is T1=20oC. The final…
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Q: Yusheng and Dominic determine the root-mean-square speed (thermal speed) of the molecules of a gas…
A:
Q: What is the average translational kinetic energy of 1 molecule of monatomic ideal gas that has a…
A: temperature = T = 50 degree celsius T = 50 + 273 = 323 K Boltzmann constant…
Q: Q. 18 : The speed of molecules are given by 2 m/s, 3 m/s, 4 m/s, 5 m/s, and 6 m/s. The mean square…
A: Given, Let the speed of molecules are given by v1 = 2 m/s v2 = 3…
Q: An apartment has the dimensions 14 m x 7 m x 5 m. The temperature is 30°C and the relative humidity…
A: Convert the temperature from degree Celsius to Kelvin. The saturation pressure of water at 30°C is…
Q: For the ideal-gas equation to be applicable, the assumption is that the gas has a O high density O…
A: High temperature
Q: When you take a normal breath of air, you typically inhale 4.91 x10-4 m3 of air. Assuming that the…
A: ideal gas equation PV=nRt
Q: A cylinder contains a mixture of helium and argon gas in equilibrium at 148°C. (a) What is the…
A:
Q: A hot air balloon uses the principle of buoyancy to create lift. By making the air inside the…
A: Let m be the mass of the air inside the balloon.
Q: 10²⁰ molecules of an ideal gas strike a wall for one second at an angle of 30° against the normal…
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Q: For an ideal gas in constant volume if you double the temperature ( T2= 2 T1), what is the new…
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Q: The average kinetic energy of all the molecules is assumed to be: A inversely proportional to the…
A: The average kinetic energy of all the molecules is assumed to be directly proportional to the…
Q: 10²⁰ molecules of an ideal gas strike a wall for one second at an angle of 30° against the normal…
A: Given, Number of molecues=1020 Angle of collision is 30o Mass is m=213.6×10-29kg Area is A=4cm2…
Q: A room has dimensions of 7.2 m by 5.9 m by 3.2 m. The pressure inside the room is 90,000 Pa and the…
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Q: A water molecule has a diameter of about 0.275 nm. How many hours would it take for a water molecule…
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Q: Which of the following shows the correct relationship among these three parameters: the total mass m…
A: In this problem, it is asking about the relation in mass, molar mass and number of moles.
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Q: A tire is filled with air at 15°C to a gauge pressure of 2.2x105 Pa. If the tire reaches a…
A: Given value--- initial temperature = 15 degree C. initial pressure = 2.2 × 105 Pa. final…
Q: 4. This problem explores "effusion", the process by which gas in a container leaks out of a small…
A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…
Q: The total translational kinetic energy of the molecules of a sample of gas at 451 K is 39500 J. How…
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Q: At what temperature is the average speed of carbon dioxide molecules (M = 44.0 g/mol) 510 m/s?
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Q: The viscosity (η) of a gas depends on its mass, effective diameter, and average molecular velocity…
A: viscosity of helium = 2 * 10-5 kg/ms viscosity of methane = 1.1 * 10-5 kg/ms effective diameter of…
Q: An air bubble has a volume of 1.60 cm3 when it is released by a submarine 115 m below the surface of…
A: Given Initial volume of air bubble = 1.60 cm3 Air bubble released by a submarine 115 m below the…
Q: Yusheng and Dominic determine the root-mean-square speed (thermal speed) of the molecules of a gas…
A:
Q: A gas molecule with a molecular mass of 44u has a speed of 337 m/s. What is the temperature of the…
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Q: A lottery machine uses blowing air to keep 2000 Ping-Pong balls bouncing around inside a…
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Q: A balloon is filled with nitrogen at a temperature of 15 oC to a pressure of latm and has a density…
A: Concept used: Ideal gas equation is followed. Molar mass of gas remains constant.
Q: When the number density of gas molecules increases, there is a decrease in their mean free path.
A: The average distance between two successive collisions is the mean free path . it is denoted by l.
Q: The total translational kinetic energy of the molecules of a sample of gas at 415 K is 17500 J. How…
A: Given that The total Translational kinetic energy(K.E) = 17500J Temperature…
Q: Let P and T be the pressure and temperature of the super-heated vapor and Psat be the saturation…
A: Given: P and T is the pressure and temperature of the super heated vapour and Psat be the saturation…
Q: What is the root-mean- Square Speed in mls of gas Molecules with molar molecular weight 33 g/mol at…
A: Root means square speed is the square root of the mean of squares of the velocity of the gas…
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