Next to helium, the lightest noble gas is neon. (a) Estimate the temperature at which neon should become a superfluid. (The density of the liquid is about 1200 kg/m3.) (b) Why doesn’t neon become a superfluid?

Q: (a) Compute the escape speed of a particle from the Earth’s surface. Earth’s radius is 6378 km, and…

A: Part-a Given: Radius of the earth R = 6378 km. Mass of the earth M = 5.98×1024 kg.

Q: Calculate the number of degrees of freedom of molecules of hydrogen in 1cm3 of hydrogen at NTP.

A: The volume occupied by Avogadro number of molecules (6.023*10^23) of gas at NTP will be 22.4L or…

Q: Estimate the Fermi temperatures of. (a) liquid ³He (density 81 kg m-³), and (b) the neutrons in a…

A: Given: Density,ρ=81kg/m3Planck's Constant,h=6.626×10-34JsBoltzmann's…

Q: According to Moore's Law, if a transistor is 183.8 microns wide this year, how many microns wide…

A: According to Moore's lawNumber of microns=Microns per transistor in current year2Upcoming count of…

Q: There are always crystalline clusters of critical radius present in a liquid below its freezing…

A: Freezing point is the temperature at which a liquid turns to solid. For this liquid to solid…

Q: An isolated LiCl molecule has its chloride ion (mass = 35 u) at x= 0 pm , and its lithium ion (7 u)…

A:

Q: The Boltzmann constant has a value of kg = 0.69503476 cm-1/K. At what temperature would kBT be…

A: 1st we find energy level spacing between  E¹and E⁰ then equate it with KBT to get the temperature

Q: Problem 2: Consider four independent magnetic atoms in a magnetic field B parallel to z axis at…

A: The partition function of single magnetic atom is, Z1=e-m0BkT+em0BkT For four of such magnetic atoms…

Q: Calculate the concentration inside a membrane where the concentration outside is moles C₁ =6 is AV…

A: To calculate the concentration inside the membrane, we need to use the Nernst equation, which…

Q: how thermal radiation does occur in nanofluids

A: The thermal radiation is also known as electromagnetic radiation. This is generated by the thermal…

Q: 3. Show that, for a gas in which the molecules behave as fermions, the value of the Fermi energy is…

A: We have to prove that, for the gas of molecules that behaves like fermions, the Fermi energy is…

Q: The heat capacity of a solid at constant volume is given, according to the Debye model, as N (T)*…

A: The heat capacity of a material provides information about the energy required to change its…

Q: Consider two systems A and B. System A is comp composed of bosons, which of the following stater the…

A: Given- Consider two systems A and B. System A is composed of fermions and system B is composed of…

Q: If there is a mixture of two atoms at temperature 1000K. Assume That atom X is 5 times as heavy as…

A: Write the expression for the average speed of atom X, and solve it as follows.…

Q: The heat capacity of a solid at constant volume is given, according to the Debye model, as (5)* 100…

A:

Q: a) Calculate the mean free path in meters of a nitrogen molecule (with a mass m=4.68×10-26 kg)…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: 9) A single mole of Carbon Dioxide has a mass of 44 g, and at 1.00 atm of pressure and 20°C (293K)…

A: Given: The mass of a single mole of carbon dioxide is 44 g. The pressure of the gas is 1.00 atm. The…

Q: why ∆v∆t=1  is equal 1, not reduced h/2 ?

A:

Q: Calculate the concentration inside a membrane C1 =2 moles m3 the temperature is T = 288 K a is AV…

A: GivenC1=2 molesm3Temperature, T=288 K∆V=0.0480 VBoltzmann Pribability…

Q: The heat capacity of a solid at constant volume is given, according to the Debye model, as 3 red/T…

A:

Q: Find v* for N2 gas in air (a) on a cold day at T = 15°C and (b) on a hot day at T = 35°C.

A: Given- N2 gas in air, Mass of N2 gas is- 1 amu = 1.67377 x 10 -27 Kg Mass of N is 14.00674 amu Mass…

Q: 2) An atomic nucleus can be crudely modeled as a gas of nucleons with a number density of 0.09 fm-3…

A: (a) Given that the number density for the nucleus is n=0.09fm-3 The nucleus is made of protons and…

Q: Derive a relation for Joule – Thomson coefficient for a gas whose equation of state is а (P+2) V =…

A: Joule-Thomson coefficient (μJT) be defined as, μJT=TCP∂V∂TP-V             ............1

Q: In discussing molecular rotation, the quantum num- ber J is used rather than 1. Using the Boltzmann…

A: The reduced mass of HI moleculeμ=(1∗35)/(1+35)amuμ=(35/36)∗1.67∗10−27=1.62∗10−27kgThe bond length of…

Q: (b) Consider a 100 cm² photovoltaic cell with reverse saturation current density of Jo= 10-12 A/cm².…

A: Given that:Area of cell Short circuit current Temperature Boltzmann's constant Charge The reverse…