What is the partial pressure of oxygen in air at atmospheric pressure (101 kPa)? Assume ideal behaviour. Express your answer to two significant figures and include the appropriate units.

Q: Photosynthesis by land plants leads to the fixation each year of about 1 kg of carbon on the average…

A: P, T and  mass of Carbon are given for which the volume required is to be determined.

Q: Why is it that real gases do not behave as ideal gases at very low temperatures?

A: IDEAL GASES: IT obeys all gas laws under all conditions of temperature and pressure. REAL GAS:  IT…

Q: Calculate the root mean square speed of nitrogen gas molecules at 0oC degrees Celsius.  m/s

A: The question is based on the concept of gases. we have been given nitrogen gas & its…

Q: The pressure of the gas inside an aerosol can is 1.2 bar at a temperature of 25 oC. Will the aerosol…

A: Given data: Initial pressure = 1.2 bar Initial temperature = 25°C Final temperature = 600°C

Q: What is the partial pressure of nitrogen in air at atmospheric pressure (1 atm)? Assume ideal…

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Q: Calculate the partial pressure in [bar] of N; in air consisting of N3, Oz, and Ar assuming that the…

A: Answer: This question is based on the density form of ideal gas equation which is shown below:…

Q: Calculate the density of chlorine at 118 KPa and 75 degress Celsius.

A: given: 118 K Pa = 1.16457 atm T=75 degree Celsius =75+273 kelvin= 348 kelvin R=0.0821 L Atm / k mol…

Q: Consider H2, D2, and H20, treated as ideal gases at pressures of 1 atm and temperatures of 293.2°K.…

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Q: At 10.0C and 102.5 kPa, the density of dry air is 1.26 gL. What is the average "molar mass" of dry…

A: dear student, since you have asked multiple questions but according to guidelines we will solve 1st…

Q: What is the final pressure, in atmospheres, when the fire extinguisher is used at a temperature of…

A: since initial pressure is not provided in the question. initial pressure of fire extinguisher at…

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: 4. A vessel of volume 0.2 m3 contains Nitrogen at 1,013 KPa and 15° C. If 0.2 kg Nitrogen is now…

A: Ideal gas eqation is general gas equation which obeys gas laws under all conditions of temperature…

Q: Under what conditions of temperature and pressure does a real gas approach ideal behaviour?

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 273 K and 1 atm

A: Temperature (T)= 273K  Pressure (P)= 1atm Is considered at the STP.

Q: What is the partial pressure of the grey gas in the container below, given that the total pressure…

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Q: Determine the density of argon gas at room temperature (25oC) and 100 kPa.

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Q: calculate the volume of each product and the energy involved in the transformation for the complete…

A: Given:  P = 760 mm Hg = 1 atm  T = 25° C  So the given condition are standard conditions.  Standard…

Q: A gaseous air-fuel mixture in a sealed cylinder has an initial volume of 600mL at 1.0 atm. As the…

A: The ideal gas equation can be written as PV = nRT Where, P= Pressure              V= Volume…

Q: True or false: Nitrogen gas behaves more like an ideal gas asthe temperature increases

A: Given that the Nitrogen gas behaves more like an ideal gas as the temperature increses.

Q: 2. A mixture of CO and O, is to be prepared in the proportion of 7 kg to 4 kg in a vessel of 0.3 m…

A: Calculation of number of moles of CO and O2 from the given data: Number of moles of CO: nCO=given…

Q: chlorine pentafluoride boron trifluoride mole fraction: partial pressure: mole fraction: partial…

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Q: Consider an ideal gas with an absolute temperature of T. To what temperature would the gas need to…

A: Gay Lussac Law states that the pressure of the gas is directly proportional to the temperature (in…

Q: A volume meter operates at 28 °C and an internal vacuum of 24 mm Hg. Barometric pressure is 756 mm…

A: Ideal gases are hypothetical gases which do have real existence. A gas can behave ideally at low…

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: In 2021, 7.5 x 1014 mol = 750,000,000,000,000 mol of CO2 into the atmosphere worldwide. At standard…

A: Given: Pressure = 1 atm. Temperature = 273.15 K And moles of CO2 = 7.5 × 1014 mol.

Q: Calculate the root mean square speed of hydrogen gas molecules at 125oC degrees Celsius ____ m/s

A: Given, hydrogen gas molecules at 125°C Temperature =125°C =(125+273.15) K =398.15 KMolar mass of…

Q: A manometer consists of a U-shaped tube containing a liquid. One side is connected to the apparatus…

A: a). To calculate the pressure inside the manometer: The formula is given as

Q: Use the experimental value of the thermal conductivity of neon (Table 16A.1) to estimate the…

A: Given:Thermal conductivity KT=16.3 x mWK-1m-1                                    =16.3 x…

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

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

Q: A vessel containing 39.9 of helium gas at 25°C and 106 kPa was inverted and placed in cold ethanol.…

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Q: A 1:1 mixture by moles of nitrous oxide and oxygen is often used as a sedative in dentistry. If the…

A: Mole fraction of nitrous oxide (N2O) and Oxygen (O2) is calculated as follows,

Q: The van der Waals equation of state was designed (by Dutch physicist Johannes van der Waals) to…

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Q: A gas mixture being used to simulate the atmosphere of another planet consists of 320 mg of methane,…

A: To calculate the total volume of the mixture, the ideal gas equation can be used as follows:…

Q: 1. (a) Could 131 g of xenon gas in a vessel of volume 1.0 dm 3 exert a pressure of 20 atm at 25°C if…

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Q: By volume, dry air is 78% N2, 21% O2 and 1% Ar. What is the partial pressure of each of these…

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Q: An organic compound X, contains carbon, hydrogen and oxygen only. Compound X has the following…

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Q: Calculate the mean speed of atoms of argon in a gas at 25 oC if the mean speed of neon under these…

A: (A)From the expression of root mean square velocity, it is clear that root mean square velocity of…

Q: What volume of water vapour (in L) will be produced during the production 178 L of hydrogen cyanide?…

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Q: n²a' In the van der Waals equation, (P +2) (V – nb) = nRT, explain why a term is added to the…

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Q: 20.4 The following data were gathered to determine the relation- ship between pressure and…

A: The ideal gas equation is  PV= nRT Where P is pressure V is volume T is temperature n is no. Of…

Q: At 273 K and 1 atm pressure, 1 mol of an ideal gas occupies 22.4 LIn which parts of the atmosphere…

A: Molar volume = 22.4 L

Q: The mole fraction of krypton in dry air near sea level is 0.00000114, where the molar mass of…

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Q: What is the mass of air contained in a room 6 m × 10 m × 4 m if the pressure is 100 kPa and the…

A: The volume of the room is equal to the volume of the cuboid. Volume of room = Volume of cuboidVolume…