A 40.0 gram-sample of methanol, CH4O is mixed with 60.0 grams of ethanol, C2H6O. What is the mole fraction of the methanol?

Q: What is the mole fraction of ethane in a mixture that contains 6.92 grams of methane (CH4) and 16…

A: Number of moles = mass in gram/molar massNumber of moles of ethane = 16/30=0.53 moleNumber of moles…

Q: A gaseous mixture contains 442.0 Torr H, (g), 337.9 Torr N, (g), and 75.3 Torr Ar(g). Calculate the…

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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: A gaseous mixture contains 429.0 Torr H2(g), 348.1 Torr N2(g), and 76.3 Torr Ar(g). Calculate the…

A: The mole fraction of individual gas in a mixture of gas is given by

Q: A gaseous mixture consists of 1.33 mol of helium, 0.36 mol of neon, and 1.58 mol of argon. What is…

A: Total number of moles present in the gaseous mixture is:

Q: Twelve grams of O2is mixed with 10 g of N2and held at 27 ‰at 0.85 bar. (a) What are the mole…

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Q: Assuming an equimolar mixture of N2 and He, how many times faster will He atoms initially leak…

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Q: what volume of CO2 is needed to completely react with 6.77 g of Li2O if the CO2 pressure is 3.5 x…

A: Given data, Mass of Li2O = 6.77g Pressure of CO2 = 3.5 x 10-4 atm Temperature = 295K

Q: How does the partial pressure of gas A in a mixture compare to its mole fraction in the mixture?…

A: How does the partial pressure of gas A in a mixture compare to its mole fraction in the mixture has…

Q: A mixture of helium and argon gases contains helium at a partial pressure of 188 mm Hg and argon at…

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Q: Calculate the volume of dry co2 produced at body temperature (37 ∘c) and 0.970 atm when 25.5 g of…

A: The formation of carbon dioxide from the glucose is shown below. C6H12O6 (aq) + 6O2(g) → 6CO2(g) +…

Q: Why must the diffusion of gases into or within liquids be presented in terms of partial pressures…

A: Diffusion means two or more particles are intermixed with each other. Example: The gases particles…

Q: A puffer fish has an inflatable swim bladder to regulate flotation. Porcupine puffer fish live in…

A: According to guidelines I've to answer only first question

Q: What is the volume of a sample of ethane at 467 K and 1.1 atm if it occupies 405 mL at 298 K and 1.1…

A: Given, V1 = 405 mL V2 = ? T1 = 298 K T2 = 467 K The given pressure is considered as constant since…

Q: Given the equation Pv=nRT what is the unit of R if P is in torr, V is in mL, n is in mol, and T is…

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Q: Answer the following and note that this is seriously not out of scope for Solutions. 3.) Which…

A: The kinetic theory of gases is summarized as below: 1) The gas particles are smaller compared to the…

Q: What is the new temperature (in K) of a closed gas system, when its volume is compressed from 5.6 L…

A: Given that: initial volume, V1 =  5.6 L final volumeV2 = 2.3 L initial temperature, T1 =  455 K To…

Q: A gas mixture contains 8.3 g of N2, 1.4 g of H2 and 19.2 g of CH4. What is the mole fraction of H2…

A: Given :  Mass of N2 = 8.3 g  Mass of H2 = 1.4 g  Mass of CH4 = 19.2 g  To calculate :  Mole fraction…

Q: A sample of hydrogen (H2) gas was collected over water at 60°C. If the total volume of gas…

A: Given, The volume of the gas is 59.7 mL = 0.0597 L Temperature of gas is 60oC = 60 + 273 = 333K…

Q: What is the mole fraction of commercial Concentrated hydrofluoric acid which is 55.0% HF by mass?

A: The concentration of the hydrofluoric acid is = 55.0% (by mass) The molar mass of HF is = 20.01…

Q: The total pressure exerted by air at 2000 m above sea level is 596 mm Hg. The nitrogen gas (N2)…

A: Dalton’s law is applicable to calculate any gas’ partial pressure present in given gaseous mixture.…

Q: Elemental analysis is performed on an organic liquid with a fishy odor. Vaporization of 255.0 mg of…

A: Here we can apply the gas equation to find the moles of organic compound used. Moles n = PV / RT…

Q: what volume in liters of ammonia at 25 degrees celsius and 1.50 atm is needed to produce 525 g of…

A: "Ideal gas law" is related to pressure (atm), volume (liter), moles (mol), gas constant…

Q: Define the term Mole Fraction?

A: The term mole fraction has to be defined.

Q: A gaseous mixture contains 420.0 Torr H, (g), 361.7 Torr N, (g), and 82.1 Torr Ar(g). Calculate the…

A: In the given question we have to calculate the mole fraction ' X ' of each gases. Given data :…

Q: What is the mole fraction of calcium chloride in 3.35 m CaCl2 (aq)? The molar mass of CaCl2 is 111.0…

A: Given: The molar mass of CaCl2 (calcium chloride) is 111.0 g/mol The molar mass of water is 18.02…

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

A: According to Dalton law of partial pressure recall the following expression…

Q: A gaseous mixture contains 441.0 Torr H, (g), 371.1 Torr N, (g), and 89.3 Torr Ar(g). Calculate the…

A: Dalton's Law :-  It states that, the total pressure of a mixture of non reacting gases is equals to…

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 mixture of nitrogen and krypton gases contains nitrogen at a partial pressure of 502 mm Hg and…

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Q: Elemental analysis is performed on an organic liquid with a fishy odor. Vaporization of 275.0 mg of…

A: Given:Mass of compound = 275.0 mg = 275.0 ×10-3 g.Volume of Solution = 110 mL = 110×10-3…

Q: What is the pressure/temperature ratio of 100. molecules in 10. nm at 300. K? O 0.0388 atm/K 0.0333…

A: Ideal gas :-       If a gas follows the Boyle's law, Charles law, Gay-Lussac's law and Avogadro law…

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: a mixture of gases contains 86.6 g of C2H4 and 52.1 g of N2. what is the mole fraction for N2 in…

A: Given :-  Mass of C2H4 = 86.6 g  Mass of N2 = 52.1 g  To calculate :-  Mole fraction of N2

Q: A mixture of hydrogen and nitrogen gases contains hydrogen at a partial pressure of 300 mm Hg and…

A: We know that  Partial pressure of gas = mole fraction × total pressure That is  pg = Xg × P and also…

Q: A gaseous mixture consists of 1.26 mol of helium, 0.36 mol of neon, and 1.58 mol of argon. What is…

A: Mole fraction of a particular substance is the ratio of the moles of that substance and the total…

Q: A mixture of methane and ethane is prepared in a flask! If the partial pressure of methane was 0.346…

A: According to Dalton's law of partial pressure, the partial pressure of a gas in a mixture of gases…

Q: The atmospheric pressure on the top of Mt. Everest, an altitude of 8850 m, is only 0.35 X 105 Pa.…

A: Giiven - The atmospheric pressure on the top of Mt. Everest, an altitude of 8850 m = 0.35 X 105 Pa…

Q: If the oxygen gas sample in #1 passed through a drier that decreased the pressure of the mixture to…

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

Q: 1. Calculate the volume of carbon dioxide adjusted to 25 °C and 1 atm, that plants need to make 1.00…

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Q: A gaseous mixture consists of 1.14 mol of helium, 0.36 mol of neon, and 1.58 mol of argon.  What is…

A: The mole fraction of helium can be defined as the number of moles of heliumdivided by the total…

Q: A gas mixture contains 0.700  mol of N2, 0.350  mol of H2, and 0.100  mol of CH4. What is the mole…

A: Given,  A gas mixture contains 0.700  mol of N2, 0.350  mol of H2, and 0.100  mol of CH4. the mole…

Q: Aqueous ammonia is 32% ammonia (by mass) NH3. The rest is water, H20  What is the mole fraction of…

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Q: What is the pressure/temperature ratio of 100. molecules in 10. nm at 300. K? 0.0388 atm/K 0.0333…

A: The answer to the following question is-

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…

Q: A gaseous mixture consists of 1.54 mol of helium, 0.36 mol of neon, and 1.58 mol of argon. What is…

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Q: A mixture of argon and helium gases contains argon at a partial pressure of 153 mm Hg and helium at…

A: The relationship between partial pressure of gas and mole fraction is given as Partial pressure(P…