In an experiment, 5.00 L of N₂ is saturated with water va-por at 22°C and then compressed to half its volume at constant T.(a) What is the partial pressure of H₂O in the compressed gasmixture? (b) What mass of water vapor condenses to liquid?

Q: What is the mole fraction of nitrogen in a mixture of Ar, N2, and He in which the partial pressure…

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Q: A cylinder of carbon dioxide, CO2, has an STP of —— at 273.15 k and 760 mmHg

A: solution- we know  We know that at STP 1 mole of any gas occupies 22.4 L

Q: The volume occupied by 2 g of a gas at STP, if its vapour density is 56 is 0.25 L 0.4 L O 1.1 L 0.7…

A: One mole of any gas at STP occupies 22.4 L of volume. Molecular weight = 2 × Vapour density

Q: In the Dumas-bulb technique for determining the molarmass of an unknown liquid, you vaporize the…

A: The effect of pressure and temperature is measured by Boyle’s law and Charles's law respectively.…

Q: What partial pressure of hydrogen results in a molarconcentration of 1.0 mmol dm3 in water at 25 oc?

A: Given data: Molarity of solution = 1 mmol/dm3 = 0.001 mol/L Temperature = 25oC  Formula used:…

Q: What does 20 g of O2 occupy at 50 degrees Celsius and 4.5 atm?

A: We will follow eqn PV=nRT Pressure x volume = number of moles  x univ. gas constant x abs temp…

Q: A sample of nitrogen is collected by water displacement at 730,0 mm Hg and 20°C. What is the partial…

A: At 20oC vapor pressure of water = 17.5 mm Hg = PwaterTotal pressure = Ptotal = 730 mm Hg According…

Q: A sample of lead glass is prepared by melting together 20.0g silica , SiO2 and 80.0g of lead (II)…

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Q: If the molar composition of dry air is 78% N2, 21% O2 and 1% Ar, calculate the partial pressure of…

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Q: Lithium  metal reacts with molecular  oxygen  gas to form  lithium   oxide . A closed container of…

A: kkThe given data contains, Pressure = 8.12×105Pa   ( 1 atm =105Pa )Pressure =8.12 atmVolume =4…

Q: What mass of Carbon Dioxide will exert the same pressure as 12.5 g of ammonia at the same volume…

A: # We are given that we have same condition for both gases that is same volume, temperature and…

Q: A sample of volume 18.3 L has a mass of 57.9 g.(a) Is the material gaseous or condensed?(b) If the…

A: Since we know that gases molecules are spread over the entire vessel therefore it has very less…

Q: What is the pressure drop (mm Hg) from point (a) to point (b)

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Q: The energy of the van der Waals bond, which is responsible for a number of the characteristics of…

A: (a) It is given that the van der Waals bond energy for water is 0.50 eV. The expression for…

Q: Everything needed is provided. A cylinder with a volume of 50.0 L contains a mixture of argon and…

A: Given : mole fraction of H2 gas in cylinder = 0.10  Total pressure of gaseous mixture = 120 atm…

Q: A compressed gas cylinder of CO2 gas has a volume of 23.5 L at room temperature (25C) and a pressure…

A: Given, volume of CO2 = 23.5 L Temperature  = 25°C = (273+25) = 298 K Pressure = 650 KPa  = 650/101 =…

Q: 4. A sample of hydrogen is collected by displacing a sample of water with a temperature of 35°C. The…

A: Given Total pressure of mixture = 114 kPa

Q: If a halogen bulb is filled with iodine vapour at a pressure of 5 atm when the temperature is 22c,…

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Q: A sample of gaseous arsine in a sealed 500.0 mL flask at 278.0 torr and 223 K is heated to 473 K at…

A: The no of moles of arsine before and after decomposition can be calculated from ideal gas equation.…

Q: If the pressure in a flask is 400 mm Hg and the temperature is 40°C, which of the three compounds…

A: Given compounds,       Diethyl ether, ethanol and water Given temperature is 40°C Given pressure is…

Q: A breathing mixture used by deep-sea divers contains helium, oxygen, and carbon dioxide. What is the…

A: Dalton's law: Dalton's law of partial pressures states that in a mixture of non-reacting gases, the…

Q: If an ideal gas initially at 0.8 bar and 1.7 L is compressed at constant temperature to a volume of…

A: An ideal gas initially at 0.8 bar and 1.7 L is compressed at constant temperature to a volume of 0.9…

Q: What is the root mean square speed (in m/s) of O2if the temperature is 75.5oC

A: We have given that  For Oxygen gas ( O2 )  Temperature = 75.5°C = 348.5K  Molar mass of O2 =…

Q: A vessel of volume 22.4 dm3 contains 2.00 mol of H2(g), and 1.0 mol of N2(g) at 273.15 K. Calculate…

A: The mole fraction of hydrogen gas (χH2) is calculated as shown below where nH2 and nN2 are the…

Q: A sample of volume 258 cm3has a mass of 2.71 kg.(a) Is the material gaseous or condensed?(b) If the…

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Q: what pressure would 10.0 g of oxygen gas exert in a 2.5 L container at 25 degrees celsius?

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Q: occupies a v01ume of a50 mLat a tempurature 252°c and a pressure Of 1554 to1r?

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Q: 1. What will be the pressure of a sample of 48.0 g of oxygen gas in a glass container of volume 5.2…

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Q: In the Dumas-bulb technique for determining the molarmass of an unknown liquid, you vaporize the…

A: Given, V = 354 cm3 P = 742 torr T = 990C m = 1.012 g

Q: V/hat is the partial pressure of carbon dioxide,

A: Given : Total atmospheric pressure (ptotal) = 675 torr              Vapor pressure of water (pH2O) =…

Q: The root mean square speed of H2 molecules at 25 °C is about 1.6 km/s. What is the root mean square…

A: The root mean square velocity of a particle is defined as the square root of the average of the…

Q: What is the new pressure exerted by sulfur dioxide if a sample of 1.53 liters of sulfur dioxide at a…

A: Boyle's law is important because it tells us about the behavior of gasses. It explains, with…

Q: The synthesis of ammonia from the elements is conducted at high pressures and temperatures: N2(g) +…

A: Given: Number of moles of NH3= 13 mol Number of moles of N2= 31 mol Number of moles of H2=93 mol The…

Q: 0.78g of a volatile liquid (one that easily becomes a gas), with the empirical formula CH was…

A: To solve this question, first find out moles of that particular gas. It will be find out by ideal…

Q: 3. Which assumptions of the kinetic molecular theory for gases are modified to explain the shape and…

A: KINETIC MOLECULAR THEORY: The theory which was states the particle nature of gases and their…

Q: What pressure is required to allow 1.9L of He at 1 bar pressure to expand to 6.7L?

A: The Final Pressure is 0.28 bar

Q: 1. Calculate the pressure(P) exerted by a 0.25 mole sulfur hexafluoride in a steel vessel having a…

A: 1. Given data: The number of moles of sulfur hexafluoride n=0.25 mol. The volume V=1.25 L.…

Q: Mass of a vacuumed (empty) vessel of volume 5 L is 640.05 g, and mass of the same vessel filled with…

A: Number of moles of hydrocarbon can be determined using Ideal Gas Equation as follows,

Q: What is the mole fraction of oxygen in a mixture of N2, O2, and Ar in which the partial pressure of…

A: First find the partial pressure of O2.

Q: For many purposes we can treat butane (C,H10) as an ideal gas at temperatures above its boiling…

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Q: What is a supercritical gas? What is the function of a modifier?.

A: Since you have posted multiple questions in a single session we are entitled to answer only first…

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Q: The height of the mercury in the right arm of a manometer open to atmospheric pressure (760 mmHg) is…

A: The pressure of gas present inside the bulb is expressed as follows,

Q: Vessel A (volume 16.6 L) contains 30 g of hydrocarbon, and its pressure at 300 K is 1 atm.What is…

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Q: Mass of a vacuumed (empty) vessel of volume 5 L is 640.05 g, and mass of the same vessel filled with…

A: Number of moles of hydrocarbon can be determined using Ideal gas Equation as follows,

Q: Hyperbaric oxygen chambers providing pure oxygen (O2) at pressures greater than 1 atm are used to…

A: Answer :-  The pressure in the chamber = 1.528 atm…