What is the net upward force on the balloon? Express your answer with the appropriate units. al HÅ F,= Value C GMC Units ?

Q: Estimate the average distance between molecules in air at 0.0°C and 4.90 atm.

A: Given temperature T=0.0 degree=273K Pressure P=4.90 atm =4.90×1.01×105Pa And we know that PV=nKT…

Q: An expensive vacuum system can achieve a pressure as low as 1.78 ✕ 10−7 N/m2 at 18°C. How many atoms…

A: Pressure, P = 1.78 x 10-7 Pa Volume, V = 1 cm3 = 10-6 m3 Temperature, T = 18°C = 291 K Na =6.023 x…

Q: he pressure inside the balloon is the same as outside. The volume of the balloon is 0.75 L at a…

A: The combined gas law states that PV/T = k, where P is pressure, V is volume, T is temperature, and k…

Q: A 20.0-L tank contains 4.86 X 104 kg of helium at 18.0°C The molar mass of helium is 4.00 g/mol. (1)…

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Q: In a period of 1.00 s, 5.00 × 1023 nitrogen molecules strike a wall with an area of 8.00 cm2. Assume…

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Q: H.W: A vertical drum is used to separate oil from natural gas (molecular weight= 18). The gas flow…

A: Given:                 Molecular weight =18Gas flow rate= 35000sm3/hrP=68…

Q: An iron block (c = 0.450 J/gºC) is initially at 60.0 ºC. The block is then submerged into 100.0 g of…

A: Given : Capacity of iron, CFe = = 0.450 J/gºC Mass of iron = m gram Temperature of iron, TFe = 60° C…

Q: 7.5° into the cylinder, compressing the air trapped inside as it takes equilibrium height h, as…

A: When the piston is placed on the cylinder’s head, the final pressure of the gas is,

Q: Consider an oxygen tank used for a mountaineering expedition. The mass of one molecule of oxygen is…

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Q: A pump increases the water pressure from 8 kPa at the inlet to 700 kPa at the outlet. Water enters…

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Q: The ratio PV/nT is the same for all gases in the limit of zero pressure. a) True b) False

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Q: An expandable cylinder has its top connected to a spring with force constant 2.00 x 10³ N/m (see…

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Q: (a) How many atoms of helium gas fill a spherical balloon of diameter 30.0 cm at 20.0°C and 1.00…

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Q: A hot air balloon is designed to support the basket, the cables, and a person, which corresponds to…

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Q: What is the internal energy of 50 moles of neon gas (molecular mass = 20 u) at 20 C? R= 8.31 j/mol K

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Q: A spherical balloon is made from a material whose mass is 3.01 kg. The thickness of the material is…

A: Given that- M=3.01kg Radious of ballon(R) =1.84m Temperature(T)=292 K Denesity of surrounding…

Q: 3. What is the average (rms) speed of the molecules of a helium gas at a temperature of 23°C? m/s

A:

Q: A spherical balloon of volume 4.01 x 10° cm contains helium at a pressure of 1.25 x 105 Pa. How many…

A: SOlution: Given that V = 4.01x103 cm3 P = 1.25x105 Pa KE = 3.6x10-22 J

Q: Much of the gas near the Sun is hydrogen nuclei. Its temperature would have to be 1.5 × 107 K for…

A: The root of the average of the molecular speed square is, Here, the root-mean-square speed is vrms,…

Q: A spherical balloon of volume 4.00 × 103 cm3 contains helium at a pressure of 1.20 × 105 Pa. How…

A: The expression for the required amount of moles of helium,

Q: Suppose the temperature of a normal gas doubles while its density remains the same. What happens to…

A: An ideal gas is a theoretical gas made of a large number of point particles which does not have any…

Q: A cylinder contains a mixture of helium and argon gas in equilibrium at 148°C. (a) What is the…

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Q: A 10.0-L flask contains 0,400 mole of H, 0.300 mole of He and 0.500 mole of Ne at 35.0°C. What is…

A: Given data The volume of the flask is V = 10 L. The moles of H2 is nH2=0.4 moles. The moles of He…

Q: A spherical balloon of volume 3.90 x 10³ cm³ contains helium at a pressure of 1.17 x 105 Pa. How…

A:

Q: A rigid tank contains 10 kg of water at 90°C. If 8 kg of the water is in the liquid form and the…

A: Given data: Mass of the water m= 10 kg Temperature T=90°C Mass of the water in the liquid form ml=8…

Q: What is the rms speed of a Nitrogen molecules at 1000C?

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Q: o what temperature (in Celcius) should the gas be warmed to raise the piston and the dog back to hi?…

A: Boyle's Law For an ideal gas, at a fixed temperature, the pressure of the gas is inversely…

Q: A cylinder that has a 38.5-cm radius and is 50.0 cm deep is filled with air at 10.5°C and 1.00 atm…

A: Given- The radius of cylinder R=38.5 cm=0.385 m Height of cylinder =50 cm=0.5 m Area…

Q: An expandable cylinder has its top connected to a spring with force constant 2.00 x 103 N/m (see…

A: Given data: The value of spring constant is k=2.00x103 N/m. The initial volume of the gas filled in…

Q: A cylinder that has a 45.0-cm radius and is 50.0 cm deep is filled with air at 19.5°C and 1.00 atm…

A: Radius of the cylinder is r=45 cm Height of the cylinder is H=50 cm Temperature of the air is T=19.5…

Q: A cylinder that has a 44.0-cm radius and is 50.0 cm deep is filled with air at 23.0°C and

A: Given: Radius of cylinder r=44.0cm=0.44m Area of the cylinder is A=πr2 A=3.14*(0.44)2 A=0.608 m2…

Q: t what temperature do atoms of helium gas have the same rms speed as molecules of hydrogen at…

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Q: A spherical balloon of volume 4000 cm3 contains helium at an (inside) pressure of 1.20 x 105 Pa. How…

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Q: Consider a system of two levels E1= 0, g1= 1 and E2= 1.6 X102ºJ, g2 = 2 is populated by N atoms at…

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Q: At what temperature are helium gas atoms the same effective speed as hydrogen gas molecules at 20 °…

A: Given data The temperature of the hydrogen gas is TH=20oC   The effective speed of the hydrogen gas…

Q: A long 5-cm-diameter steam pipe passes through some area open to the wind. Determine the drag force…

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Q: If air in a sealed flask at 29 degrees C has a pressure of 147.9 KPa, what is the value of the…

A: Given that: P=147.9 kPaT=290C=29+273=302 KC=?

Q: A spherical balloon of volume 4000 cm contains helium at an (inside) pressure of 1.20 x 10° Pa. How…

A: Given:Volume of the balloon, V = 4000 cm3 as 1 cm = 10-2 m, 1 cm3 = 10-23 m3therefore, V = 4000×10-6…

Q: Some incandescent light bulbs are filled with argon, because it is an inert gas. An argon atom has…

A: Given value--- mass of gas = 6.63 × 10-26 kg. Temperature = 2350 K. We have to find--- What is…

Q: Two moles of molecular hydrogen (H2) react with 1 mole of molecular oxygen (O2) to produce 2 moles…

A: a) The volume of the gas is,

Q: You have several identical balloons. You experimentally determine that a balloon will break if its…

A: Given data V=0.9×10-3 m3P=1 atm=101325 PaT=22°C=295 K

Q: A 20.0-L tank contains 4.86 × 10-4 kg of helium at 18.0°C. The molar mass of helium is 4.00g/mol.…

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: