A balloon contains 30 L of helium gas at 100 kPa. What is the volume when the balloon rises to an altitude where the pressure is only 25 kPa? (Assume that temperature remains constant).

Q: If 300mL of helium at 293 K is heated to expand 302K, with the pressure remaining the same, what is…

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Q: What is the volume of a gas that contains 21 moles, a pressure of 78 kpa and a temperature of 900 K?

A: Volume of the gas, V =? Moles of the gas, n = 21 mol Pressure of the gas, P = 78 kPa Temperature of…

Q: The rate of effusion of N, to an unknown gas is 0.756, what is the molar mass of the other gas?…

A: We have to find mass of unknown

Q: A gas cylinder contains 50.0 L of the gas argon when it is full. If the cylinder was at an internal…

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Q: A given mass of air has a volume of 6.00 L at 101 kPa. What volume will it occupy at 25.0 kPa if he…

A: In this question, we want to determine the volume of the gas at 25.0kPa pressure and also give the…

Q: If the volume of a balloon with an internal pressure of 100 kilopascals is 2.35 liters, what will be…

A: Given data contains, Initial volume is 2.35L. Initial pressure is 100kilopascals=0.9869 atm. Final…

Q: If a sample of gas has an initial volume of 563.2mL and an initial pressure of 547,563 Pa, what is…

A: Given: Initial volume of gas, V1=  563.2mL Final volume of gas, V2 = ???  initial pressure gas P1=…

Q: At what temperature are 1.9 moles of gas held at a pressure of 115 kpa in a container with a volume…

A: 1.9 moles of gas are held at 115 kPa in volume 50 L, we need to find the temperature of gas. n = 1.9…

Q: What is the mass of Chlorine gas present in 17.0L at a pressures of 98.5kPa and a temperature of…

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Q: A gas occupies 17 L at a pressure of 102.3 kPa and 299 K. If the gas is cooled to 250 K and the…

A: For the phase change of the ideal gas the temperature, pressure, and volume of the initial state and…

Q: The volume of a sample of helium is 4.5ml at 20C and 203kpa, what will its volume be at 10C and…

A: Given data,Initial volume(V1)=4.5mL=0.0045LInitial Temperature(T1)=20oC=293KFinal volume(V2)=?Final…

Q: A sample of nitrogen gas has a volume of 478 cm³ and a pressure of 104.1 kPa. What volume would the…

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Q: 4. Calculate the mass of a 4.5 L balloon filled with chlorine gas at 67.0°C and 103.2 kPa?

A: The pressure, volume, temperature and number of moles of a an ideal gas is related to each other by…

Q: What is the volume of 0.188 moles of fluorine gas contained at 27.1oC with a pressure of 151.95 kPa?

A: According to ideal gas equation, the pressure, volume, the number of moles and the temperature are…

Q: Calculate the molar mass of an unknown gas that has a mass of 4.55g, exerts a pressure of 2.55atm,…

A: We are given gas having the mass of 4.55 gram and  it exerts a pressure of 2.55 atm and occupies a…

Q: If a 10.0 L sample of gas at 110 kPa has its pressure increased to 440 kPa, what is the new volume…

A: Given: Initial Pressure, P1=110 kPa The initial volume, V1= 10.0 L Final Pressure, P2=440 kPa The…

Q: A sample of hydrogen gas has a volume of 250 mL at a pressure of 101.3 kPa.  If the temperature is…

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Q: How many moles of gas are present with a volume of 25 L, a pressure of 105 kpa and a temperature of…

A: Using ideal gas equation, we have P*V=n*R*T         --------(1) where, P is pressure  V is volume R…

Q: A sample of nitrogen gas has a volume of 3.61 Lat 29°C. What volume will it occupy at 289 K if the…

A: Use ideal gas equation at constant pressure and moles.

Q: A balloon contains 30 L of helium gas at 100 kPa. What is the volume when the balloon rises to an…

A: Given data: Volume of gas = 30 L Pressure of gas = 100 kPa Pressure at altitude = 25 kPa Formula…

Q: How many moles of gas are present with a volume of 25 L, a pressure of 105 kpa and a temperature of…

A: In this question, we want to determine the value of moles of gas. How we can calculate, you can see…

Q: 7. Fluorine gas at 300 K and a pressure of 2.1 atm occupies a volume of 500 mL. What temperature in…

A: At constant volume Pressure of gas is directly proportional to temperature

Q: A 190 mL sample of neon has its pressure changed from 75kPa to 160 kPa. What is its new volume?

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Q: If you have 10 L. Hydrogen gas at 101.3 kPa. What will the new volume be if the pressure increases…

A: The question is about calculating the new Volume when the pressure increases to 405.2 kPa -

Q: If a 24.0L volume of gas at 24.4°C and 254kPa has its pressure increased by 75% and the temperature…

A: Given that,  Initial volume gas V1 = 24.0 L Initial temperature of gas T1 = 24.4°C = 297.4 K Initial…

Q: 258 mL sample of MEK , an industrial solvent, is found to have a mass of 0.599 g at 0.988 atm and…

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Q: A 10.9 g sample of a gas has a volume of 5.25 L at 30 ∘C and 107 kPa. If 2.9 g of the same gas is…

A: Given A 10.9 g sample of a gas has a volume of 5.25 L at 30°C and 107 kPai.e. initial amount of gas…

Q: A sample of He occupies a volume of 322 mL at 149.2 kPa. What volume in ml would the gas occupy if…

A: Boyle's gas law states that pressure of gas is inversely proportional to the volume of gas.

Q: We find that a mass of 0.896 g of a gaseous compound, containing only nitrogen and oxygen, occupy a…

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Q: 1L of a gas at STP weighs 1.97g. What is molecular mass?

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Q: Calculate: If 50.0 L of nitrogen is collected over water at 22°C when the atmospheric pressure is…

A: Given data, Temperature (T) = 30°C = 303 K Pressure (P) = 750 torr = 0.986842 atm By using the ideal…

Q: A box contains equal amounts of helium, argon, and krypton (all gases) at 25 °C. Using complete…

A: At a particular temperature, all gases have same average kinetic energy. It is the kinetic theory of…

Q: 6. A sample of an ideal gas containing 0.954 mol is collected at 742 torr pressure and 31°C.…

A: Given,  Moles of ideal gas = n = 0.954 mole  Pressure of the gas = P = 742 torr  Temperature = T =…

Q: How many moles of gas are there in a 0.75 L balloon if the temperature of the balloon is 521 K and…

A: An ideal gas is the hypothetical gas composed of many randomly moving point particles that are not…

Q: A 2.00 L pocket of air at sea level has a pressure of 100 kPa.  Suppose the air pocket rises and…

A: Initial volume = V1 = 2.00 L Initial pressure = P1 = 100 kPa   Volume after expansion (final volume…

Q: A gas occupies 17 L at a pressure of 102.3 kPa and 299 K. If the gas is cooled to 250 K and the…

A: given, initial volume = 17 L initial temperature = 299 K initial pressure = 102.3 kpa final pressure…

Q: A sample of helium gas has a volume of 3.24 L at 25°C. What volume will it occupy at 286K if the…

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Q: The air in a hot-air balloon at 744 torr is heated from 17°C to 60.0°C. Assuming that the moles of…

A: Ideal gas equation PV=nRTP=pressureV=volumeR=gas constantT=temperaturen=mMn=number of molesm=given…

Q: 4. A gas mixture of helium and oxygen has a total pressure of 600kPa. What is the partial pressure…

A: Each constituent gas has a partial pressure in a gas mixture that is the hypothetical pressure of…

Q: A box contains equal amounts of helium, argon, and krypton (all gases) at 25 °C. Using complete…

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Q: NO2 is collected in a 250-mL container at 27°C. The pressure in the container is 216 kPa, what is…

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Q: Calculate the mass of oxygen gas required to occupy a volume of 6 L at a pressure of 20.9 kPa and a…

A: In order to find mass, we have to calculate moles of Oxygen gas (O2) using ideal gas equation, PV =…

Q: A 0.0733 L balloon contains 0.584 grams of iodine gas, I2, at a pressure of 93.6 kPa. What is the…

A: Given that,  Volume of balloon V = 0.0733 L Weight of iodine gas in balloon w = 0.584 g Pressure of…

Q: How many grams of H2

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Q: A 0.350 g sample of nitrogen gas (N₂) at 90.5 K exerts a pressure of 55.0 kPa. What volume will it…

A: This problem can be solved with the help of ideal gas equation. PV=nRT P=55000 Pa = 55000 / 101325…

Q: 2 A , how long will it take to generate 23.0 L of hydrogen gas at a pressure of 27.0 atm and a…

A: Given,  Current = 8.2 A Temperature = 23 °c = 296 K Volume = 23.0 L Pressure =27.0 atm Using ideal…

Q: The Density of a gas was measured at 1.50 atm and 27°C and found to be 1.95 g/L. Calculate the molar…

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Q: A sample of nitrogen gas has a volume of 478 cm3 and a pressure of 104.1 kPa. What volume would the…

A: The pressure of a fixed amount of gas changes inversely with its volume (if the temperature is…

Q: At conditions of 115 kPa of pressure and a temperature of 18.4C, a gas occupies a volume of 44.3 mL.…

A: When the temperature and pressure of the gas is changed from 115 kPa to 60.3 kPa and 18.4 °C to 30.6…

Q: A sample of gas at 15 atmospheres and 445K is cooled to 250K. What pressure will the gas be after…

A: Gay-Lussac’s Law: According to Gay-Lussac’s law, if we increase the temperature of the ideal gas the…