Dalton's Law of Partial Pressures: Protal 3D PА + Рв + Po +........ na Pa Mole Fraction of a Gas: mole fraction = na Protal Question #10 A gas mixture consisting of 5.097 g N2, 1.837g 02, 2.247 g CH4, and an unknown amount of CO2 . occupies a volume of 12.32 L · at a temperature of 298.2K and - a pressure of 836.0mmHg. Data Table: mN2 nN2 = mo2 no2 MCH4 = NCH4 = mco2 = nco2 = Gas Mixture: V(L) T(K) P(atm) %3D a) How many mols (n) of CO2 are there in this sample? [ Select ] b) What is the mass (m g) of the CO2 in this sample? [ Select ] II

Q: If the partial pressure of N2 is 3.50 x 105 Pa and the partial pressure of Ne is 3.75 x 105 Pa in a…

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Q: A mixture containing 0.250 mol N2 (g), 0.150 mol CH4 (g), and 0.100 mol O2 (g) is confined in a 1.00…

A: Moles of N2 = 0.250 mole CH4 = 0.150 mole O2 =0.100 mole

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Q: A mixture consisting of “4” kg O2, “15” kg N2 and “2” kg CO2. The mixture has a pressure of 2 bar…

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Q: vessel of volume 24.4 dm3 contains 1.0 mol H2 and 2.5 mol N2 at 298.15 K. Calculate (a) the mole…

A: Given, Volume (V) = 24.4 L Temperature(T) = 298.15 K Moles of N2(n1) = 2.5 mol Moles of H2(n2)  =…

Q: What is the molar mass of a gas if a 0.227 g sample occupies 135 mL at 25 *C and 68.5 kPa? *

A: Ans is 60.81g/mol

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Q: Calculate (1) partial pressures, (2) mole fractions, (3) (4) densities of the gaseous components in…

A: We have 0.2 kg of H2 The molar mass of H2 is 2 gm/mole Hence, 0.2 kg of H2 = 1 mole×200 g2 g=100…

Q: A closed 0.07 m³ vessel contains a mixture of gases with a molar composition of 30% CO2, 40% N₂ and…

A: Given :  Molar composition :  % of CO2 = 30 %  % of N2 = 40 %  % of O2 = 100 - 30 - 40 = 70 %…

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A: Given: temperature increased by ΔT = 0.04  And nR = 1

Q: Dry air may be considered to consist of 75.53 per cent by mass of nitrogen, N2 and 23.14 per cent by…

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Q: Nitrogen gas under an initial pressure of 5.0×106 Pa at 15 ºC is contained in a cylinder of volume…

A: Given, Nitrogen gas under an initial pressure of 5.0×106 Pa at 15 ºC iscontained in a cylinder of…

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Q: A sample of gas which has a volume of 191 m³ at 20 °C and 70 kPa has a mass of 132 kg. What is the…

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Q: What is the molar mass of a gas if a 0.227 g sample occupies 135 mL at 25 °C and 68.5 kPa?

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Q: 2. The O2 gas masses in a tank of capacity (42L) and under pressure (177.7 atm) at a temperature of…

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A: Formula used   X( mole fraction) = mole ÷total moles moles = mass÷molar mass

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Q: 7- if a gas mixture contains 2.0 mol 02 (g), 3.0 mol H2O (E), and 12.0 mol N2 (g), what is the mole…

A: Mole fraction of oxygen = number of moles of oxygen / number of moles of oxygen + number of moles of…

Q: Using Ideal Gas Law formula: PV=nRT,  at what temperature would 3.67 mole P2O3 gas occupy 67.5L if…

A: Given data,Moles of P2O3=3.67molesVolume=67.5LPressure=115kPa

Q: The volume V of an ideal gas variesdirectly with the temperature T and inversely with the pressureP.…

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Q: What pressure, in atmospheres, is exerted on the body of a diver if she is 39 ft below the surface…

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Q: A student performed the experiment described in this module, using 7.00 mL of a 1.8% H2O2 solution…

A: For this problem we need to convert the temperature of water from oC to Kelvin.

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Q: V55)4 Y6C102?. O GASES Calculating partial pressure in a gas mixture Jacqueline v A 7.00 L tank at…

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Q: he volume of a 0.5333-g sample of gas was measured at 298 K and pressures of 0.059, 0.143, 0.288,…

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Q: An organic compound X, contains carbon, hydrogen and oxygen only. Compound X has the following…

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Q: What is the initial volume of a perfect gas sample at 25 °C to be used in order to reduce the sample…

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Q: Moles of Mg consumed, n Oml Oml Oml B. Initial eudiometer volume, mL 69.02ml 67.045ml 68.049ml 4.…

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Q: 20.4 The following data were gathered to determine the relation- ship between pressure and…

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Q: A certain gas mixture is at a pressure of 3500 kPa and is composed of 18.0 g of O2 and 28.0 g of…

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Q: The mole fraction of He in a He/Ne mixture at 300 K is 0.40. If the total pressure is 1.2 atm,…

A: The volume can be calculated as: V=nRTP   =5×0.0821 atm·mol/L·K×300 K1.2 atm   =102.6 L