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) How many moles of helium are in the tank?
Q: (b) What is the average kinetic energy of the helium atoms? J (c) What is the rms speed of the…
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Q: A cubic container of volume 2.00 L holds 0.500 mol of nitrogen gas at a temperature of 25oC. What…
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Q: Air contains approximately 80% N2 molecules (mass 4.65*10-26 kg) and 20% O2 molecules (mass…
A: The rms (root-mean-square) speed of O2 molecules in the air can be determined as follows.…
Q: Gas is contained in a 9.00-L vessel at a temperature of 21.0°C and a pressure of 7.00 atm. (a)…
A: Volume of the gas (V)=9 L Temperature of the gas (T)=21 oC=294 K Pressure of the gas (P)=7 atm…
Q: A metal tank with volume 3.10 L will burst if the absolute pressure of the gas it contains exceeds…
A: We are aware that the metal tank has a 3.10 L capacity, a 100 atm absolute gas pressure, 11 mol of…
Q: (a) An ideal gas occupies a volume of 1.8 cm3 at 20°C and atmospheric pressure. Determine the number…
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Q: What is the rms speed of nitrogen molecules contained in a 13^(3)m volume at 4.2 atm if the total…
A: Given:Volume, V = 13 m3Pressure, P = 4.2 atm = 425565 PaMoles, n = 1700 molMolar mass of nitrigen, M…
Q: (a) How many atoms of helium gas fill a spherical balloon of diameter 30.2 cm at 19.0°C and 1.00…
A: Given that, Diameter of Spherical balloon, D = 30.2 cm => D = 0.302 m Radius of Spherical…
Q: Suppose 1.95 L of gas at 37°C is under 7.39 × 107 Pa of pressure. How many moles of gas are there…
A: The volume of the gas is, V=1.95 L=1.95×10-3 m3 The pressure of the gas is, P=7.39×107 Pa The…
Q: (a) An ideal gas occupies a volume of 2.4 cm3 at 20°C and atmospheric pressure. Determine the number…
A: The ideal gas equation is given by: PV=nRT, where P is pressure, V is volume, Tis temperature, and n…
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: Gas is contained in a 6.00-L vessel at a temperature of 16.0°C and a pressure of 9.00 atm.. (a)…
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Q: An industrial firm supplies compressed air cylinders of volume 0.25 m3 filled to a pressure of 20 ×…
A: PV=nRT n=PVRT
Q: How many atoms of helium gas fill a spherical balloon of diameter 29.2 cm at 16.0°C and 1.00 atm…
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Q: Gas is contained in a 5.00-L vessel at a temperature of 21.0°C and a pressure of 7.50 atm. (a)…
A: Given: The volume of the vessel = 5 L The temperature of the gas = 210 C Pressure = 7.50 atm
Q: Gas is contained in a 7.00-L vessel at a temperature of 21.0°C and a pressure of 6.50 atm. (a)…
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Q: 0.161 mol of argon gas is admitted to an evacuated 80.3 cm^3 container at 20.3 degrees C. The gas…
A: expansion is isothermal so PV=CONSTANT P is pressure V is volume Formula P1V1=P2V21 denotes initial…
Q: (a) How many atoms of helium gas fill a spherical balloon of diameter 29.6 cm at 19.0°C and 1.00…
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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: t what temperature do atoms of helium gas have the same rms speed as molecules of hydrogen at…
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Q: Gas is contained in a 9.00-L vessel at a temperature of 23.0°C and a pressure of 8.50 atm. (a)…
A: Let P denotes the pressure, T denotes the temperature, V denotes the gas volume, n denotes the mole…
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: Calculate the number of moles in the 4.80-L volume of air in the lungs of the average person. Note…
A: The volume of air is, V=4.80 L=4.80×10-3 m3 The body temperature is, T=37 °C=310 K The atmospheric…
Q: (a) How many atoms of helium gas fill a spherical balloon of diameter 29.6 cm at 16.0°C and 1.00…
A: Diameter of spherical balloon, d= 29.6 cmTemperature,T= 16০ cPressure,P= 1 atm(a)Volume of the…
Q: (a) How many atoms of helium gas fill a spherical balloon of diameter 30.8 cm at 18.0°C and 1.00…
A: The ideal gas equation, also known as the ideal gas law, describes the behavior of an ideal gas…
Q: (a) How many atoms of helium gas fill a spherical balloon of diameter 30.6 cm at 23.0°C and 1.00…
A: The volume of the spherical balloon is
Q: re of the 1.6-cm3 volume is reduced to 2.0 ✕ 10−11 Pa (an extremely good vacuum) while the…
A: Given:- Volume of gas V = 1.6-cm3 =1.6 X 10 -6 m3 Pressure P1 = 1 atm = 101325 Pa pressure P2…
Q: How many atoms of helium gas fill a spherical balloon of diameter 31.0 cm at 19.0°C and 1.00 atm?…
A: (a) Volume of the spherical balloon is V=43πr3=43πd23=16πd3=16π31.0×10-2 m3=0.0155985 m3 The number…
Q: a Gas is contained in a 6.00-L vessel at a temperature of 28.0°C and a pressure of 6.00 atm. (a)…
A: Given. V = 6 L T = 28°C = 301 K P = 6 atm
Q: An ideal gas at 20C and a pressure of 1.50x10^5 pa is in a container of volume 6.4dm^3 the number of…
A: The ideal gas equation is given by, PV=nRT Here, P is the pressure, V is the volume, n is the number…
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- Oxygen with mass of m1=6 g and temperature T1=300 K is in a container under pressure p1= 9.66·105 Pa. If an unknown gas with mass m2= 3 g and temperature T2=330 K is placed in the same container, then the gas is under pressure p2=9·105 Pa. Find the molar mass of the unknown gas.A solid, at high temperature, has a specific heat at constant pressure of cp = 390 J kg¯¹K¯¹. Estimate the molar mass of the solid.Suppose 1.95 L of gas at 37°C is under 7.37 × 107 Pa of pressure. How many moles of gas are there in the system?
- A spherical balloon of volume 4.07 x 10³ cm³ contains helium at a pressure of 1.21 x 105 Pa. How many moles of helium are in the balloon if the average kinetic energy of the helium atoms is 3.60 x 10-2² J? molA room is 10.0 m by 7.5 m by 2.7 m is filled with air at 22oC and 1 atm. The average molar mass of air is 28.8 g/mol. Find the number of moles of air to fill the room and the weight of the air in kg.If 2.00 mol of nitrogen gas (N2) are placed in a cubic box, 34.0 cm on each side, at 2.50 atm of pressure, what is the rms speed of the nitrogen molecules? 730.13 * m/s
- An industrial firm supplies compressed air cylinders of volume 0.25 m3 filled to a pressure of 20×106 Pa at 17 ºC. Calculate the number of moles of air in each cylinder.The density of helium gas at 0.0◦C is0.16 kg/m3kg/m3. The temperature is thenraised to 102 ◦C, but the pressure is kept constant.Assuming that helium is an ideal gas, calculate the new density of the gas.Answer in units of kg/m3.