What is the volume occupied by 1.40 moles of He gas at standard pressure and temperature? 44.8 L
Q: For most gases, volume expansivity is 6.0249 × 10^23 * False True O
A: Volume expensivity of gases
Q: Ex. 7 : Calculate the R.M.S. velocity of hydrogen molecule at 127°C. The density of hydrogen at…
A: To find-RMS velocity of hydrogen moleculeGiven-T0=1270CT=273+127=400 KDensity=0.09 kg/m3one atm…
Q: A gas at 473Kand 43 atm has a molar volume 28 percent larger than that calculated from the perfect…
A: solution is given by
Q: Some argon gas is in a 63.0-L container at a pressure of 450 kPa. What is the pressure if it is…
A: From Boyle's law we know that, P1V1=P2V2 P1= Pressure at 1st container V1= Volume of 1st container…
Q: An ideal gas is confined to a container with adjustable volume. The pressure and mole number are…
A: An ideal gas law is confined to a container with adjustable volume.The pressure and mole number are…
Q: A gas is confined in a steel tank; at 20.20the gas exerts a pressure of 8.532 atm. After heating the…
A: Write the expression for the ideal gas equation. PV=nRTPT=nRVPT=constant
Q: (a) What is the final pressure in the tank, assuming a negligible amount of gas leaks while being…
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Q: What is the pressure (in atm) in a 5.00 L tank with 46.50 grams of oxygen gas at 350 K? with the…
A: The number of moles of the oxygen gas is, n=mM=46.50 g32.0 g/mol=1.45 mol
Q: 6) The condition called the standard temperature and pressure (STP) for a gas is defined to be a…
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Q: One Helium atom weighs 26.2 X 10-7 kg. How many He atoms would weigh 262 kg O a. 10° О. 107 Oc 10- O…
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Q: An ideal gas occupies a volume of 1.6 cm3 at 20°C and atmospheric pressure. Determine the number o
A: Given:- The volume of the gas V=1.6 cm3 Temperature of the gas T= 20o C = 20+ 273.15 = 293.15 K…
Q: What is the pressure in atm of a 0.108 mol sample of the gas at a temperature of 20.0°C if its…
A: Given data: Number of moles of gas is, n=0.108 mol. Temperature of gas is, T=20∘C=(20+273)=293 K.…
Q: Y The mean square Density of the speed of gas particles | particles B C D
A: To solve this question, we must use the kinetic theory of gases. A few of the key assumptions for…
Q: Four moles of an ideal gas are confined to a 35-liter container at a temperature of 30ºC. What is…
A: Given data *The number of moles is n = 4 moles *The volume of the container is V = 35 L *The given…
Q: A container holds 4.2 L of a gas. The volume of the gas is reduced to 2.8 L with a pressure of 240…
A: DataThe volume of the gas before applying pressure, V1=4.2LThe applied pressure, P1=240KPaThe volume…
Q: XEx. 27: Find the density of nitrogen at N.T.P. (Given: M.W. of nitrogen = 28) P= 1.013 x 105 /m² R…
A: We have T=273 KM=28P=1.013×105 N/m2R=8.314 J/mole KR=8.314 ×103 J/K mole Kρ=?
Q: 34. Determine the ratio between the mean quadratic velocity of a dust particle floating in air and…
A: Given:mass of dust particle, md = 10−8 g = 10−11 kgmolar mass of air, na = 29 kg/kmolno of molecules…
Q: What is the gauge pressure (P – Patm) in a 0ºC car tire containing 3.60 mol of gas in a 30.0 L…
A: The ideal gas equation is expressed as, Here V of the gas, P is the total pressure of the gas, T is…
Q: ال A 5.00 L refrigeration tank holding Freon gas (C₂Cl₂F4) at 25°C and 3.00 atm pressure developed a…
A: Initial value- V=5.00 L , Ti=25°C , Pi=3.00 atm Final value- Tf=25°C Temperature in Kelvin -…
Q: If 3.8 molesof an ideal gas is at a temperature of65°Cand contained in a0.27ˍm³volume, then what…
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Q: An ideal gas of 2.0x1021 molecules is placed in a container that has a volume of 10.5 x 103 m³ and…
A: Given value--- N = 2 × 1021 molecules. Volume = 10.5 × 10-3 m3 . pressure = 500 KPa . We have to…
Q: A cylinder is compressing an ideal gas at constant temperature of 25°C. Initially, the gas had a…
A: In this question , initial temperature , volume and pressure of the ideal gas are given and gas…
Q: IET have 21 moles of gas held at a pressure of 78 atm and a temperature of 900 K, what is the volume…
A: Given: The number of mole of gas is 21. The pressure of the gas is 78 atm. The temperature of the…
Q: Twenty (20.0) mL of argon gas is stored at STP. If the temperature and pressure are both doubled,…
A: According to the ideal gas equation, PVT=constant where, P = Pressure of the gas V = Volume of the…
Q: the Calculale the numbee of molecules per ec of a gas diamelei of molecules of gas es 2x10 m and the…
A: Given that-Mean free path (λ)=2.4×10-8 mDiameter of molecules (σ)=2×10-10 mThe number of molecules…
Q: A gas flows at 35°C and 125 kPa absolute at 365 N/s through a circular duct (200 mm diameter). If R…
A: Given: In this question, the given details are, A gas flows at 35°C and 125 kPa absolute at 365 N/s…
Q: Air with an initial state at 4.5km is allowed to expand isentropically to a state where pressure is…
A: Given, h = 4.5 km = 4.5 × 103 m P = 87500 Pa specific volume v = ? In…
Q: Each molecule of the diatomic gas carbon monoxide contains one carbon atom and one oxygen atom. If…
A:
Q: a.) Find the expression for C, as b.) Find the expression between K, and a using of the above…
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Q: The gas is Con tained in 8.00 L con tainer at a tenperature of 20.0°c a and a pressure of 9.00 atm.…
A:
Q: 1.5 kg of methane gas was filled in a tube with a volume of 12 dm3. The tube pressure is heated with…
A: Let M denotes the molar mass of methane, m denotes the mass of methane, and n denotes the number of…
Q: 1
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Q: A mole of carbon dioxide gas at a temperature of 273 occupies a volume of 22.4 L. Calculate the gas…
A: Given data: Temperature of gas is, T=273 K. Volume of gas is, V=22.4 L. Values of gas constants are,…
Q: 25 g of dry ice (solid CO2) is placed in a container which has an initial volume 2.00 x 10^4 cm^3,…
A: Solution: The weight of the dry ice is, w= 25g. The molecular mass of dry ice (CO2), M= 44g/mol The…
Q: A 23.5L of oxygen is from 120 degrees C at 334kPa is changed to standard conditions. What is the new…
A: Given that Volume of the oxygen is (V1) = 23.5L Initial temperature is (T1) =120oC+273.15=393.15K…
Q: 0.10 mol of Argon gas is admitted to an evacuated 50cc container at 20°C. The gas is then heated at…
A: Given data The initial volume is V1=50 cm3 The initial temperature is T1=20oC The final temperature…
Q: 18.6 A 0.5 m³ container holds 50 mol of an unknown gas at a temperature of 25 °C. a. At what…
A: Volume of container (V) = 0.5 m3Number of moles (n) = 50 moles Temprature of gas (T) = 25oC = 298…
Q: At 30 o C and 8200 Pa absolute pressure Argon gas is filled in a volume of 0.80 m3 cylindrical tank.…
A: Write the given values with suitable variables. T1=30 °C=303 KP1=8200 PaV1=0.8 m3T2=160 °C=433…
Q: 8.66. With is the total pressure of all the gasses in the container?
A: For a container having same volume for all gases.V1 = V2 = V3 = V Thus PV = nRT for all gases gives…
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