At what temperature hydrogen molecules will escape from the earth's surface? (Take mass of hydrogen molecule = 0.34 × 10-26 kg, Boltzman constant = 1.38 x 10-23 J/K, radius of the earth = 6.4 x 10° and acceleration due to gravity= 9.8m/s
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: ow many air molecules are in a room at temperature 23.8 °C and standard pressure if thedimensions of…
A: The objective of this question is to calculate the number of air molecules in a room given the…
Q: 2.) The escape velocity of any object from Earth is 11.1 km/s. At what temperature would oxygen…
A: THE VALVES PROVIDED IN THE QUESTION ARE AS FOLLOWS- υrms = 11.1 kms=11.1 ×103ms MO2=…
Q: Derive Kelvin’s formula and the maximum free energy formula: rd* = 2 σLV /nL RT ln S ΔG = 16 π…
A:
Q: Suppose a Krypton atom (atomic mass = 83.8 u) near the surface of the Earth where the temperature is…
A:
Q: The average body temperature of a healthy person is 37.0°C. Boltzmann's constant is 1.38 × 10−23…
A: The average kinetic energy of the gas molecules at given temperature is given by the following…
Q: An expensive vacuum system can achieve a pressure as low as 1 x10 N/m² at 20 °C. How many atoms are…
A: Step 1:Step 2:
Q: An isolated LiCl molecule has its chloride ion (mass = 35 u) at x= 0 pm , and its lithium ion (7 u)…
A:
Q: (a)What is the average kinetic energy (in J) of hydrogen atoms on the 5500°C surface of the sun?…
A:
Q: At what temperature would the rms speed of deuterium atoms equal the following speeds? (Note: The…
A: Mass of deuterium (M)= 3.32× 10-²⁷ kg We know that rms velocity(Vrms) is given by Vrms= √(3RT/M)…
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: (a) What is the average kinetic energy in joules of a hydrogen atom on the 5500 °C surface of the…
A:
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: 43. The escape velocity from the Moon is much smaller than from Earth and is only 2.38 km/s. At what…
A: Solution:-Given thatEscape velocity from moon (Vesc)=2.38 km/s=2380 m/sMolecular mass of Hydrogen…
Q: Calculate the mass of nitrogen present in a volume of 3000 cm' if the gas is at 22.0 °C and the…
A:
Q: An expensive vacuum system can achieve a pressure as low as 1 x 10 N/m² at 20 °C. How many atoms are…
A: Pressure is Temperature is Boltzmann's constant is Note:Find:Number of atoms in a cubic centimeter.
Q: HO HO velocity 6 5 4 3 2 1 0 1 0.8 velocity 9 0 0.4 0.2 O 5 time eF 10 (99+ EX 77°F < 8:4 9/2/
A: If person is moving with constant speed in positive direction then it's velocity must be constant…
Q: The molecules in a six-particle gas have velocities 7₁ (2030) m/s v2 = (402 +90ĵ) m/s 73 (-802 +20ĵ)…
A:
Q: 20 C'eres is the largest asteriad in the Solar System. But witha mass of 9.38 x 10º kg, a radius of…
A: Given, T=-38.150CM=9.38×1020kgR=469.73 km
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: 10 8 7 620 K 550 K L+V 450 K 3. 400 K S+V 300 K 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 Specific…
A: Given: m=250g, V1=1m3, M=100kg/kmol, T=400K (a) Using ideal gas law :…
Q: Suppose you have a sphere with a surface area of about 1.3 m2. If the temperature of the sphere were…
A:
Q: A positive gas ion with mass 1.5×10−27kg1.5×10−27kg is traveling with speed 200m/s200m/s in the…
A:
Q: if 2m^3 of gas initially at stp is placed under a pressure of 3 atm, the temperature of the gas…
A: Given data: Initial volume (V1) = 2 m3 Gas initially at STP New pressure (P2) = 3 atm New…
Q: Suppose an argon atom (atomic mass = 39.95 u) near the surface of the Earth where the temperature is…
A:
Q: The escape speed from the Moon is much smaller than from Earth and is only 2.38 km/s. At what…
A: The escape speed=2.38 km/s=2380 m/s. The molecular mass of chlorine molecules is M=70.91…
Q: e the average speed of an air particle at 15 oC. The mass of one air particle is about 4.81*10^-26…
A:
Q: What is the average kinetic energy in joules of hydrogen atoms on the 5500oC surface of the Sun? (b)…
A:
Q: Consider an insulated container containing 2.56-kg ice at -11°c. Inside the container, there is a…
A: mass of ice = 2.56 kg initial temperature of ice = -11oC radius of spherical object (r)= 0.36 m…
Q: 1. (a) What is the average kinetic energy in joules of a hydrogen atom on the 5500 °C surface of the…
A:
Q: An expensive vacuum system can achieve a pressure as low as 1 × 10-N/m² at 20 °C. How many atoms are…
A: Given data: Pressure P=1×10-7 N/m2 Temperature T = 20oC Volume V = 1 cm3
Q: Much of the gas near the Sun is atomic hydrogen. Its temperature would have to be 1.50 107 K for…
A:
Step by step
Solved in 3 steps
- 1. (a) What is the average kinetic energy in joules of a hydrogen atom on the 5500 °C surface of the Sun? The Boltzmann's constant is k=1.38×10-23 J/K J KE av (b) What is the average kinetic energy of a helium atom in a region of the solar corona where the temperature is 6 x 105⁰K? KE Fav JSuppose an argon atom (atomic mass = 39.95 u) near the surface of the Earth where the temperature is 295 K is moving straight up with a speed that is equal to the root mean square speed. Assume that the atom does not collide with any other atom or molecules. To what height will the atom go up before it comes to rest? (Assume that the acceleration due to gravity remains constant.) (in m)The Goodyear blimp we usually see hovering above our heads at a football game contains 5400 m3 of helium gas. If there are 1010 kg of gas at an absolute pressure of 1.10 105 Pa in the blimp, what is the temperature of the gas? The atomic mass of helium 4.00260 g/mol.
- My Dyson vacuum cleaner can achieve a pressure as low as 10−8 Pa at 25C. How many molecules are there in a cubic centimeter at this pressure and temperature?4. Assuming a filament in a 100 W light bulb acts as a perfect blackbody (e = 1). what is the temperature of the hottest portion of the filament if it has a surface area of 6.3 105 m²? The Stefan-Boltzmann constant is 5.67 x 10-8 J/(s. m². K*). a) 130.8 K b) 1100.21 K c) 2300.21 K d) 5800.5 K 5. During an evening news broadcast in Helsinki, Finland, the meteorologist indicated that the day's lowest temperature was -6.0 °C. The corresponding value of this temperature on the Fahrenheit scale is ........ a) -7.2 °F b) 4.0 °F c) 21.2 °F d) 25.5 °F