Eight mercury droplets each of radius 4 x m, coalesce and form a single drop. Calculate the decrease in the surface energy. Surface tension of mercury = 480 x 10-°N/m
Q: The escape velocity from the Moon is much smaller than from Earth and is only 2.38 km/s. At what…
A: The escape velocity of the moon,(VM)=2.38 km/s=2.38 x 103 m/s ----(1) [Given] [Using 1 km=103 m]…
Q: How many particles are present in a closed container if the energy it contains is 92727.9 J, and the…
A: Concept: Given Energy in the closed container= 92727.9 J Velocity of the Diatomic Oxygen gas= 62.44…
Q: Calculate the temperature at which a tung- sten filament with an emissivity of 0.23 and a surface…
A:
Q: Show that for an ideal gas _ c p = _ c v + Ru.
A:
Q: The escape velocity from the Moon is much smaller than from Earth and is only 2.38 km/s. At what…
A: Formula for vrms of a gas molecule is given as follows: vrms=3RTM Here, R = 8.314 J mol-1K-1 , T is…
Q: The Earth is spherical in shape and can be considered to be a perfect black body radiator at a…
A: Concept :
Q: What is the difference in molar Gibbs energy, due to pressure, when a system moves from the ocean…
A:
Q: A blackbody's temperature may be estimated using the maximum intensity wavelength Amax of the light…
A: Given Maximum intensity wavelength is λmax=661 nm=661×10-9 m Formula From Wein's displacement law…
Q: The temperature of 2.00 moles of argon gas is lowered from 2.60 102 K to 2.30 102 K. (a) Find the…
A: (a) The change in the internal energy of argon gas can be given as, ΔU=32nRTf-Ti=322 moles8.314…
Q: A white dwarf star is essentially a degenerate electron gas, with a bunch of nuclei mixed in to…
A: A white dwarf star is essentially a degenerate electron gas, with a bunch of nuclei mixed in to…
Q: A boat explodes in two fragments of masses 100 kg and 97 kg after being launched accidentally,…
A: Solution: Given Values, First fragment mass (m1)=100 Kgsecond fragment mass (m2)=97 KgSpeed of…
Q: The escape speed from the Moon is much smaller than from Earth and is only 2.38 km/s. At what…
A:
Q: What is the root mean square velocity, vrms, for Helium atom (He) at 22oC? Hint: How many amu…
A:
Q: Calculate the highest linear density (atoms/m) encountered in Vanadium (V)?
A: highest linear density
Q: If the temperature decreases by a factor of 2, how much will the energy decrease? We have two…
A: Solution:Given:n = by this factor temperature decreases = 2 Told = old termperature = n x Tnew Tnew…
Q: The kinetic energy of a rolling billiard ball is given by KE = 2mv?. Suppose a 0.17-kg billiard ball…
A: mass of the Billiard ball, m=0.17 kg Initial speed of the Billiard ball, u=4.5 m/s Final velocity of…
Q: A sample of argon gas is in a container at 35.0° C and 1.22 atm pressure. The radius of an argon…
A: An ideal gas is a theoretical gas made of point particles that are in random motion. The particles…
Q: IF A = 3 Gx + 4 ay - 20z and B = Ax 2 ay + 5az. Find f AB
A: Answer 120.56 degree
Q: (a) What is the average kinetic energy in joules of a hydrogen atom on the 5500 °C surface of the…
A:
Q: The escape speed of a particle near the sun’s surface is 6.2 x 105 m/s. Most of the gas there is…
A: The root mean square speed of the gas is vrms=3kTm k is the Boltzmann constant, T is the…
Q: The surface of the Sun is at a temperature of 6000 K. At what rate is energy radiated from the Sun…
A: Concept: To Determine the Energy radiated by the sun striking the Earth will be determined using…
Q: Assume that the cost of hydrogen per unit energy is the same as gasoline ($0.03/MJ). What is the…
A:
Q: The filament of a light bulb is cylindrical with length I = 20 mm and radius r = 0.05 mm. The…
A:
Q: Which of the following thermal variables is not a state function? ⦁ Pressure ⦁ Internal Energy…
A: The answer is below
Q: A 50 g silver disk at 3000C is placed in 200 cm3 of methyl alcohol at 140C, then removed quickly.…
A: We can say-When the temperature of the hot silver disc dropped, the disc lost heat, which was…
Q: A railroad car of mass 1500 kg is moving with a speed of 6.00 m/s. It collides and couples with two…
A: Given data: Mass of the railroad car is m = 1500 kg The speed of the railroad car is v = 6 m/s The…
Q: Calculate the van der Waals second viral coefficient (B) using Z vdw at 299.6 K, where Zydw is given…
A: Given : Zvdw = 299.6 K Vm,c = 122.2 cm3/mol = 0.1222 m3/mol
Q: A white dwarf star is essentially a degenerate electron gas, with a bunch of nuclei mixed in to…
A: We know that at absolute zero temperature, the Fermi energy is the energy of the highest occupied…
Q: a) Calculate the work in J obtained from the reversible expansion of 0.2 mol of krypton from 4.25 L…
A: Work obtained in the reversible expansion of the gas at constant temperature is given by Where n =…
Q: A diffuse cloud of neutral hydrogen atoms in space has a temperature of 50 K. Estimate the mean…
A: A diffuse cloud of neutral hydrogen atoms in space has a temperature of To find:Estimate the mean…
Q: Consider the following two-level system: ΔΕ=10-21 J E₁ Eo a. Calculate the ratio of molecules in the…
A:
Q: Compute the average kinetic energy of a gas molecule at 27C. Express results in electron volts. If…
A:
Q: The binding energy of an electron in a hydrogen atom is 13.6 electron volts. At what temperature…
A: The adiabatic index be defined as the heat capacity ratio. Also, the energy is given as;
Q: Estimate the enthalpy change associated with converting orthorhombic to monoclinic sulfur at 368 K.…
A: To evaluate the enthalpy change associated with the conversion of orthorhombic to monoclinic sulfur…
Q: The temperature of the surface of the Sun is 5500°C. Part (a) What is the average kinetic energy,…
A:
Q: 30 pF C, 2C, 20 µF - 40 pF C. determine C3 and C4.
A:
Q: What is the average kinetic energy of a proton in the c temperature is 2.0x107K? Express your answer…
A: The temperature of the sun, We need to find a) kinetic energy of the…
Q: What pressure of argon gas is required to produce a collision rate of 4.5 × 1020 s−1 at 425 K on a…
A:
Q: What would the surface temperature in degrees Kelvin of the sun have to be so that the rms velocity…
A: Given: mass of the sun = 2.0 x 1030 kg; Radius of the sun = 7 x 108 m
Q: Consider a simple harmonic oscillator with w = 3 x 10+* Hz. At a temperature of 321 K, what is the…
A:
Q: A 50 g silver disk at 3000C is placed in 200 cm3 of methyl alcohol at 140C, then removed quickly.…
A: We can say-When the temperature of the hot silver disc dropped, the disc lost heat, which was…
Step by step
Solved in 2 steps with 2 images