8) Compare the values obtained for the pressure(atm) of 2 mols Oz at 298.15K held in a 8.25 dm bulb using a) Redlick-Kwong equation: For O2, Tc = 154.6 K and Pc = 50.43 bar b) Beattie – Bridgeman equation
Q: For which of the following gases should the correction for the molecular volume be largest: CO,…
A: Since bigger is the size of the molecule, larger will be the correction for the molecular volume.
Q: What is the root mean square velocity (in m/s) of Cl at 273.0 K.
A:
Q: The critical constants of P., T. and Vme of ethane, C₂He, were given as 48.2 atm, 305.4 K and 148…
A:
Q: A manometer was connected to a bulb containing an unknown gas under slight pressure. The gas was…
A: Effusion of gas is the movement of gaseous particles through a small hole. According to Graham’s law…
Q: 4B. The value of the compression factor (Z) approaches 1 for all real gases in the limit as (explain…
A: Compression factor is defined as the factor which corrects the deviation of any real gas from the…
Q: Silicon tetrachloride(SiCl4)and trichlorohydrosilicon(SiHCl3) are both starting material of…
A:
Q: The best laboratory vacuum pump can generate a vacuum of about 1 nTorr. At 25 °C and assuming that…
A: Boltzmann constant k = 1.381 ×10-23 J K-1 R = 8.3145 J mol-1 K-1 d = 395 pm or 395 * 10-12 m T = 298…
Q: A 0.5347 g sample of cinnamaldehyde, a compound that contains only carbon, hydrogen and oxygen and…
A: Given: Moles of CO2 produced = 0.036410 mol.
Q: 2.46 At 300 K, the virial coefficients (B) of N2 and CH4 are -4.2 cm³ mol- and -15 cm³ mol-, re-…
A:
Q: A 0.5347 g sample of cinnamaldehyde, a compound that contains only carbon, hydrogen and oxygen and…
A: In the given question three different data are provided which are as follows: (i) A 0.5347 g sample…
Q: Use the van der Waals equation of state to determine the density of propane (C,Hg) at 400 K and…
A: Given: Pressure = 12.75 MPa = 125.83 atm Temperature = 400 K a = 9.385 b = 0.090400
Q: Assuming that air may be treated as a mixture of ideal gases which has a mass composition 23.2%…
A: As per our guidelines we can only solve first question, please post other questions as next…
Q: Create a plot of the Maxwell-Boltzmann distribution for N₂ in which the root mean square speed of…
A: Maxwell-Boltzman distribution forms the basis of kinetic theory of gases.It defines the distribution…
Q: A particular equation of state for 02(g) has the form Pv = RT (1+ 4 +2) where v is the molar volume,…
A:
Q: Measurements on argon gave B = -21.7 cm3 mol-1 and C= 1200 cm6 mol-2 for the virial coefficients at…
A: The van der Waals equation is represented by the formula given below as, The above equation can be…
Q: Consider Argon (Ar) gas at a pressure of 1 bar and temperature of 300 K. The equivalent hard sphere…
A: We will be using the following formulae for solving the given problems: 1. PV=nRT .. (1) Here, 'P'…
Q: For each of the following pairs of compounds, which of the following gases would you predict to have…
A: The van der Waal equation is shown below in which "a" constant gives the correction value of…
Q: Use the virial equation of state to calculate the pressure exerted by 1.00 mol CH4, at 273 K…
A: GIVEN: Vm=1.00 cm3 =0.001 Litre R=0.082057 L atm K-1mol-1 T=273K n=1 mol CH4 B2(T)=-53.6 cm3…
Q: A containing 138 cm ^ 3 of hydrogen was collected under a pressure of 25.6 kPa What pressure would…
A:
Q: The mass density of water vapour at 327.6 atm and 776.4 K is 133.2 kg m−3. Given that for water a =…
A: a.
Q: A 0.5347 g sample of cinnamaldehyde, a compound that contains only carbon, hydrogen and oxygen and…
A: Given: Moles of C in cinnamaldehyde = 0.036410 mol. Moles of H in cinnamaldehyde = 0.03236 mol. And…
Q: | 4. (a) Determine the reduced pressure (P,), volume (V,), and temperature (T, ) for a 50 L sample…
A: Concept: Principale of corresponding state: According to van der Waals, the principle of…
Q: Imagine that you have a 5.00 L gas tank and a 2.00 L gas tank. You need to fill one tank with oxygen…
A: Ideal gases are hypothetical gases which do have real existence. A gas can behave ideally at low…
Q: t pressure would exert by 20 g of argon gas (MM-39.95 g mol) in a vessel of volume 2 dm at 40°C if…
A:
Q: Calculate the root mean square velocity (in m ·s1) of N2 at 145 K . The molar mass of N2 is 28.01 g·…
A:
Q: A 0.5347 g sample of cinnamaldehyde, a compound that contains only carbon, hydrogen and oxygen and…
A: Given: Mass of water collected = 0.2916 g.
Q: 8. What is the molar fraction of air component? Evaluate the average density of air at T = 25 °C.…
A:
Q: Calculate the pressure exerted by 1.0 mol C2H6 behaving as a van der Waals gas when it is confined…
A:
Q: 2. What is the molar volume of ethane at 350 K and 70 bar according to (a) the ideal gas law and (b)…
A: Given, Temperature T = 350 K Pressure P = 70 bar
Q: Calculate the van der Waals constant (L²atm/mol2) of CO2 gas if Pc= 98.9 atm, .Vm.c= 132.6 cm³/mol…
A: Given: Critical pressure (Pc) = 98.9 atm Critical volume (Vm,c) = 132.6 cm3/mol Critical temperature…
Q: 4. Consider a sample of gas at 393 K and 22 atm. (a) Calculate the molar volume V (L/mol) of the…
A:
Q: Express the van der Waals equation of state as a virial expansion in powers of 1/Vm and obtain…
A: Vander wall equation for real gases is given as,(P+aVm2)(Vm-b)=RT.........1st.Re arranging the above…
Q: 1. The Maxwell-Boltzmann distribution of speeds is 3 mv² v²e¯2kT т f (v) = 47 a) Calculate the…
A: Mass of CO2 Molecule = Mass/ Avogadro number Fraction of molecule is given as : dNN= 4π(m2kT)3/2…
Q: A gas at 250 K and 15 atm has a molar volume 12 per cent smaller than that calculated from the…
A: The compressibility factor is the relationship between real gas and ideal gas behaviour. It is a…
Q: True or false? At 298K, N2 molecules have a mean speed of 475 m/s. As a consequence, the…
A: Mean speed is the average speed of all the molecules with different velocities. Some molecules may…
Q: For O2 at 25 °C, CONSTRUCT a plot of the probability density of molecular speeds VS speed.
A:
Q: A gas at 250 K and 1520 kPa has a molar volume 12% smaller than that calculated from the perfect gas…
A: Given Temperature of gas , T = 250 K Pressure of gas , P = 1520 kPa Molar volume of Real gas = 0.88…
Q: A 0.5347 g sample of cinnamaldehyde, a compound that contains only carbon, hydrogen and oxygen and…
A: Given: Moles of H in water produced = 0.03236 mol.
Q: A 0.5347 g sample of cinnamaldehyde, a compound that contains only carbon, hydrogen and oxygen and…
A: Mass of Cinnamaldehyde sample = 0.5347g Molar mass of Cinnamaldehyde = 132.2g/mole Number of moles…
Q: A gas at 350 K and 12 atm has a molar volume 12 per cent larger than that calculated from the…
A: A gas at 350 K and 12 atm have a molar volume 12 percent larger than that calculated from the…
Q: (b) The critical constants of Pc, T. and Vme of ethane, C₂He, were given as 48.2 atm, 305.4 K and…
A: Molar mass of ethane is 30 g/mol. Given value of Pc ,Vc and Tc are respectively 48.2 atm, 148…
Q: Calculate the absolute pressure at an ocean depth of 2.8 km. Assume that the density Water, Pwater…
A: Given that: Density of water = 1.025 × 103 Kg/m3…
Q: Nitrogen dioxide, NO2, is a reddish-brown gas above 21.1°C and a brown liquid below 21.1°C. It is…
A:
Q: Given that the density of air at 0.987 bar and 27°C is 1.146 kg m 3, calculate the mole fraction and…
A:
Q: Use the virial equation of state to calculate the pressure exerted by 1.00 mol CH4, at 273 K…
A:
Q: What is the mass of air contained in a room 6 m × 10 m × 4 m if the pressure is 100 kPa and the…
A: The volume of the room is equal to the volume of the cuboid. Volume of room = Volume of cuboidVolume…
Q: A 0.5347 g sample of cinnamaldehyde, a compound that contains only carbon, hydrogen and oxygen and…
A: Given: Mass of oxygen in cinnamaldehyde = 0.06471 g.
Step by step
Solved in 4 steps
- Use the approximation 1 x-1 1 x x2 to determine an expression for the virial coefficient C in terms of the van der Waals constants.A gas behaves ideally has a density of 1.952 g dm‑3 at 122 kPa and 298K. What is the molar mass (g/mol) of the sample?Given the van der Waals constants for ethane gas as a = 5.562 L2bar/mol2, b = 0.06380L/mol, for 10.0 mol of ethane at 300 K and under 30 bar, [9]i. Calculate the second virial coefficient B at this temperature.ii. What does this imply about the nature of the interactions between themolecules at this temperature?iii. Calculate the compression factor (Z) from the first two terms of the virialequation of state.iv. Estimate the molar volume from Z
- P1A.5 Deduce the relation between the pressure and mass density, ρ, of a perfect gas of molar mass M. Confirm graphically, using the following data on methoxymethane (dimethyl ether) at 25 °C, that perfect behaviour is reached at low pressures and the molar mass of the gas. p/kPa 12.223 25.20 36.97 60.37 85.23 101.3 ρ/(kgm–3) 0.225 0.456 0.664 1.062. 1.468 1.734Consider Argon (Ar) gas at a pressure of 1 bar and temperature of 300 K. The equivalent hardsphere radius (known as the Van Der Waal radius) of an Argon molecule is 188 picometers (pm)and its atomic mass is 39.948u. Note that 1u = 1.6605 x 10-27kg. a)How many molecules are contained in a cube 1 cm by 1 cm by 1 cm? b)Estimate the mean free path. At scales much larger than this, a continuum description holds. c)What is the density of the gas? d)Estimate the "root mean squared" molecular speed, i.e. SQRT( (V^2) ) e)Estimate the dynamic and kinematic viscosities. Compare these with literature values, forexample from webbook.nist.edu. f) Plot the variation of dynamic viscosity with temperature in the range between 300K and3000K at a fixed pressure of 1 bar. Use Matlab, Python, Mathematica, or any other softwareyou may choose.P1A.3 The following data have been obtained for oxygen gas at 273.15K. From the data, calculate the best value of the gas constant R. p/atm 0.750 000. 0.500 000 0.250 000 Vm/(dm3 mol−1) 29.8649 44.8090 89.6384
- Use the virial equation of state to calculate the pressure exerted by 1.00 mol CH4, at 273 K confined to a volume of 1.00 cm3 , given the value of the second virial coefficient, B = -53.6 cm3 mol-1, at this temperature. You may assume that the expansion may be truncated after the second term.Use the virial equation of state to calculate the pressureexerted by 1.00 mol CH4, at 273 K confined to a volumeof 1.00 cm3, given the value of the second virial coefficient.B = -53.6 cm3 mol·'. at this temperature. You may assumethat the expansion may be truncated after the second term.The molecular weight of two components A and B of a gas mixture are 24 and28 respectively. The molecular weight of gas mixture is found to be 30. If themass concentration of the mixture is 1.2 kg/m3, compute the following:a) Density fo component A and Bb) Molar Fractionsc) Mass fractionsd) Total pressure if the temperature of the mixture is 290K
- Given that the density of air at 0.987 bar and 27°C is 1.146 kg m 3, calculate the mole fraction and partial pressure of nitrogen and oxygen assuming that a) air consists only of these two gases b) air also contains 1.0 mole per cent Ar. Please show step by step of calculations.At 300K, the virial coefficients (B) of N2 and CH4 are -4.2cm^3 mol^-1 and -15cm^3 mol ^-1, respectively. Which gas behaves more ideally at this temperature?Given the van der Waals constants for ethane gas as a = 5.562L2bar/mol2, b = 0.06380L/mol, for 10.0 mol of ethane at 300 K and under 30 bar i.Calculate the second virial coefficient B at this temperature. ii.What does this imply about the nature of the interactions between the molecules at this temperature? iii.Calculate the compression factor (Z) from the first two terms of the virial equation of state. iv. Estimate the molar volume from Z.