Determine the number of degrees of freedom (trans + rot) for each of the following gases; Ne, CO2, H2O. Then calculate the average total kinetic energy (per mole) at 25 celsius for each gas

Q: What is ƏT (av) (əp P,n v,n v,n for a gas that obeys the perfect gas law? O 1/T ) -1 O PV ) nRT O…

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Q: Why is it that real gases do not behave as ideal gases at very low temperatures?

A: IDEAL GASES: IT obeys all gas laws under all conditions of temperature and pressure. REAL GAS:  IT…

Q: What is the density of xenon gas at 750 kPa and 25°C? 1. 39.7 g· L-1 2. 19.9 g · L- 3. 5.30 g · L-…

A: Pressure= 750 kPa Temperature= 25°C=(25+273)K=298K Density=?

Q: Discuss the deviations of real gases from Ideal Behavior?

A: The deviations of real gases from Ideal Behavior has to be given,

Q: Calculate the root mean square speed of nitrogen gas molecules at 0oC degrees Celsius.  m/s

A: The question is based on the concept of gases. we have been given nitrogen gas & its…

Q: Calculate the density of chlorine at 118 KPa and 75 degress Celsius.

A: given: 118 K Pa = 1.16457 atm T=75 degree Celsius =75+273 kelvin= 348 kelvin R=0.0821 L Atm / k mol…

Q: IF V = 2.01 X 10 3L @ 1150 DEGREES CELSIUS , V = 5.00 L @ ? DEGREES CELSIUS (PRESSURE, N = CONST)

A: A numerical problem based on gas law, which is to be accomplished.

Q: Determine the kinetic energy, in J / mol , of a sample of nitrogen molecules at 100.0 *C

A: The kinetic energy of one mole of a gas is given by, K.E = (3/2) RT  where, K.E = Kinetic energy  R…

Q: A mixture of four gases is placed in the same container, maintained at a set temperature and…

A: The root mean square formula is, Vrms = √3RT ÷ √M where, R = gas constant, T = temperature and M =…

Q: All molecules of an ideal gas have the same kinetic energy at constant temperature. O True O False

A: Kinetic energy for the ideal gas is proportional to the temperature

Q: 2.46 At 300 K, the virial coefficients (B) of N2 and CH4 are -4.2 cm³ mol- and -15 cm³ mol-, re-…

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Q: 2. Which choice describes the difference between real gases and ideal gases? *

A: Which choice describes the difference between real gases and ideal gases.

Q: Use the kinetic model of gases to explain why lightgases, such as H2 and He, are rare in the Earth's…

A: The reason why  light gases, such as H2 and He, are rare in the Earth's atmospherebut heavier gases,…

Q: Use the kinetic-molecular theory to explain the compressionand expansion of gases.

A: 1. Volume occupied by all the molecules of gas is very less in comparison to the volume of gas. 2.…

Q: Determine the density of argon gas at room temperature (25oC) and 100 kPa.

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Q: Which of the following gases will move the fastest at 298K? Select one: a. He b. O2 c. H2O d. none…

A: The root mean square velocity (vrms) is the measure of the speed of gaseous particles. It is given…

Q: Complete the following table for an ideal gas. P (atm) V (L) n (mol) T 6.56 2.00 155°C 0.300 1.53…

A: Ideal gas equation: The temperature, pressure, volume, and mole of the gas are related by the ideal…

Q: The following equations of state are occasionally used for approximate calculations on gases: (gas…

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Q: A sample of chlorine gas is loaded into a 0.25 L bottle at standard temperature (273K) of pressure…

A: We can solve it via two methods:- Method 1:-

Q: Place the following gases in order of increasing average molecular speed at 0.00 °C: Ar, NH3, CO,…

A: The formula for average molecular speed = uavg = 8RTπM The formula for root-mean-square speed  =…

Q: the real reason gases behave non ideally at high pressure is

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Q: Explain how the function pv/RT can be used to show gases behave non-ideally at high pressure.

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Q: (a) To what temperature must a 1.0 L sample of a perfect gas be cooled from 25 °C in order to reduce…

A: Given: Initial volume = 1.0 L = 1000 cm3  Initial temperature = 25 oC And final volume = 100 cm3

Q: At about what pressure would the mean free path of air molecules be (a) 0.10 m and (b) equal to the…

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Q: In kinetic molecular theory, what are at least two assumptions that describe an ideal gas?

A: Kinetic Molecular Theory of Gases (KMT) is used to describe the behavior of gases.

Q: A fire breaks out and increases the Kelvin temperature of a cylinder of compressed gas by a factor…

A: Ideal Gas Equation: PV = nRT where P= Pressure V= Volume T= Temperature R= Universal Gas Constant

Q: Which one of the following gases would have the highest average molecular speed at 25 °C?    CH4…

A: The formula of average molecular speed is  where R = gas constant = 8.314 J/K.mol T = temperature…

Q: 1- Calculate the molar volume of a perfect gas at 20*Cand P=1 bar. R-8.314 JK mol".

A: Molar volume is the volume occupied by one mole of a gas.  i.e. n = 1

Q: 7. The average kinctic energy of the molecules of an ideal gas is directly proportional to the (1)…

A: The Kinetic Energy of any molecule arises because of the random collision of the molecules of the…

Q: What property of molecules of real gases is indicated by van der waal’s constant ‘a’?

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Q: What assumption (s) are used in kinetic molecular theory to define an ideal gas?

A: Assumption (s) are used in kinetic molecular theory to define an ideal gas are,   The energy and…

Q: At 300 K, which of the following gases would be expected to have the greatest average kinetic…

A: Average kinetic energy of per mole of gas is given by the following equation. K.E.=(3/2)RT   where…

Q: Eapare the theoretical speeds of sound in hydrogen (M = 2.0 Yu = 1.4) with helium %3D mol (Mu =…

A: The speed of sound is the distance travelled per unit of time by a sound wave.  It propagates…

Q: If equal numbers of molecules of H2 (molar mass = 2), O2 (molar mass = 32), and N2 (molar mass = 28)…

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Q: CO(g) effuses at a rate that is ______ times that of Br2⁢(g) under the same conditions.

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Q: The Stirling engine, a heat engine invented by a Scottishminister, has been considered for use in…

A: Stirling engine is a heat engine which operates by a cyclic compression and diffusion of gas at…

Q: Compute the root-mean-square speed of N2 molecules in a sample of nitrogen gas at a temperature of…

A: The term root mean square velocity can be defined as the square root of the average of the square of…

Q: The root-mean-squared speed of CH4 is 846 m s^-1. What is the temperature of the gas?

A: The formula of the root-mean-squared velocity is as gievn below Where,Vrms = the root-mean-squared…

Q: A compressed gas cylinder at 13,700 kPa and 23°C, is in a room where a fire raises the temperature…

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Q: Determine the number of degrees of freedom (trans + rot) for each of the following gases; Ne, CO2,…

A: To determine number of degrees of freedom   Type of freedom Translational Rotational atom 3 0…

Q: At P=40kPa and T=310K, which are true assuming all substances are at the same temp?  a.) All…

A: The vapor pressure curve given is,

Q: What is the significance of the critical constants of a gas?

A: Critical constant can be described as the constant which indicates the point above which it is…

Q: Select the gas with the highest kinetic energy at 250 K.  O2 or H2

A: The kinetic energy of any gas is a function of temperature and does not depend on the type of…

Q: P1C.6 How well does argon gas at 400 K and 3 atm approximate a perfect gas? Assess the approximation…

A: The ideal gas law is, PV=nRT The Van der Waal's equation of state is, (P+aV2)(V−b)=RT where, P is…

Q: Calculate the average kinetic energy (kJ/mol) for an ideal gas at 504 K.

A: Temperature (T) = 504 K