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

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: A vessel of volume 11.2 L contains 2.0 mol of H2(g) and 1.0 mol of N2(g) at 273.15K. Calculate the…

A: A vessel of volume 11.2 L contains 2.0 mol of H2(g) and 1.0 mol of N2(g) at 273.15K. The total…

Q: The boiling point of amphetamine, C9H13N, is 201oC at 760 torr and 83oC at 13 torr. What is the…

A: Given- The boiling point of amphetamine, C9H13N, is 201oC at760 torr and 83oC at 13 torr. What is…

Q: What is the value of the compressibility factor of an ideal gas with molar volume that is equal to…

A: Given:  Pressure = 1 atm  Temperature  = 300 K  Molar Volume (Vm) = 0.50 L/mol  R = 0.0821 atm L…

Q: vessel of volume 24.4 dm3 contains 1.0 mol H2 and 2.5 mol N2 at 298.15 K. Calculate (a) the mole…

A: Given, Volume (V) = 24.4 L Temperature(T) = 298.15 K Moles of N2(n1) = 2.5 mol Moles of H2(n2)  =…

Q: What is the equivalent of 6.2 x 104 ppm in %w/v ?

A: Parts per million(ppm) can be expressed as millligrams per litre of solution . %w/v can be expressed…

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: A vessel of volume 22.4 dm3 contains 2.0 mol H2 and 1.0 mol N2 at 273.15 K. Calculate (a) their…

A: (a) According to unit conversion, 1 L is equivalent to 1 dm3. So, 22.4 dm3 is equivalent to 22.4 L.…

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

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Q: 5. A vessel of volume 22.4 dm3 contains 2.0 mol H2 and 1.0 mol N2 at 273.15 K. Calculate (a) the…

A: Given,  Volume = V = 22.4 dm3  Moles of H2 = nH2 = 2.0 mole  Moles of N2 = nN2 = 1.0 mole…

Q: What will be the density of CO2 in g/L at temperature 298 K, and 1 atm pressure?

A: The relationship between the mass of a substance (M) and the occupied volume (V) is furnished by a…

Q: If the partial pressure of N2 is 1.40 x 105 Pa and the partial pressure of Ne is 4.50 x 105 Pa in a…

A: Given: Partial pressure of  N2 = 1.40 x 105 Pa Partial pressure of Ne is 4.50 x 105 Pa

Q: Suggest the pressure and temperature at which 1.0 mol of (i) H2O (ii) CO2, (iii) Ar will be in…

A: To set this correspondence between the elements,their reduced temperature and pressure must be same…

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: Calculate the density of Oxygen under the condition of -STP -1.00atm and 25.0 degrees Celcius.

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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: What is the density of N2O5 under standard temperature and pressure conditions, in g/L?

A: At standard pressure and temperature, volume of one mole of gas is 22.4 L.

Q: If He(g) has an average kinetic energy of 6750 J/mol under certain conditions, what is the root mean…

A: The root mean square velocity of gas is inversely proportional to the square root of its molecular…

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: 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: At what pressure does the mean free path of argon at 25 °c become comparable to the diameter of a…

A: T = 298 K λ= 1.0 dm3 = 0.1 m σ = 0.36 nm2 = 0.36 x 10-18 m2 λ=Rt2σP P=Rt2σλ

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: 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: What is the ratio of urms to ump for a sample of O21g2 at 300 K? Will this ratiochange as the…

A: Calculate  μrms  (root mean square) as follows. In the expression, R is universal gas constant, T is…

Q: A vessel of volume 22.4 dm3 contains 2.0 mol H2(g) and 1.0 mol N2(g) at 273.15 K. Calculate (i) the…

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

Q: Under which conditions would you expect argon to behave ideally? In 150 K, 100 kPa or in 400 K, 100…

A: Generally a gas behave like ideal gas when intermolecular forces are less significant compare to…

Q: A 3.85 g sample of a KCl−KClO3 mixture is decomposed by heating and produces 117 mL O2(g), measured…

A: Given, V = 117 mL = 0.117 L as 1 mL = 0.001 L T = 23.5 + 273 = 296.5 K P = 110 kPa The value of R is…

Q: 3.19K HI B. What mass of aluminum metal must be dissolved in excess hydroiodic acid to pro L of…

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Q: At 200atm pressure and 273.15K, PV=17.7dm³atm for 1mol of a gas A and PV=5.6dm³atm for 1mol of gas…

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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: 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: 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: Much to everyone"s surprise. nitrogen monoxide (NO) has been found to act as a neurotransmitter. To…

A: The combination of Boyle's law, Charles's law and Avogadro's law gives an equation which indicates…

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: A vessel of volume 22.4 dm3 contains 1.5 mol H2(g) and 2.5 mol N2(g) at 273.15 K. Calculate (i) the…

A: The mole fraction is equal to the ratio of the number of moles of the given substance to the total…

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

A: Given data,Mass of carbon=1kg%CO2 by…

Q: How many grams of ammonia will exert the same  pressure as 28 mg of hydrogen sulfide, H2S, in the…

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Q: What is the temperature (in K) of 0.820 mole of neon in a 2.00 L vessel at 4.68 atm?

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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: A balloon contains 0.0475 mol He, 0.0252 mol H2, 0.771 mol N2, and 0.270 mol O2. The total pressure…

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Q: What is the temperature (in K) of 0.845 mole of neon in a 2.00 L vessel at 4.68 atm?

A: Here we can use ideal gas equation for finding the temperature.…

Q: Calculate the height of a column of liquid glycerol (d= 1.26 g/em³), in meters, required to exert…

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Q: What is the temperature (in K) of 0.865 mole of neon in a 2.00 L vessel at 4.68 atm?

A: Given that : The number of moles of Ne = 0.865 moles Volume = 2 L Pressure = 4.68 atm We have to…

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: The pressure 95.7 m under water is 339 kPa. What is this pressure in torr?

A: The given pressure P=339 kPa1Kilopascal is 7.5006 TorrKilopascal value is converted into Torr