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Gases
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Questions (1,314)
A sample of N2O effuses from a container in 48 seconds. How long would it take the same amount of gaseous I2 to effuse from the
4 answers
asked by
Kyle
1,219 views
calculate the maximum volume of ammonia gas at stp which could be obtained by boiling 8dm(cube)of 0.651g solution of ammonia
3 answers
asked by
Anonymous
266 views
10.0cm of propane was sparked with 60.00 of oxygen at S.T.P what is the volume of the residual gas after reaction is cooled
3 answers
asked by
Adigun Lois Modupe
342 views
Could someone please help guide me through this question:
A 1.047 g sample of He(g) is found to occupy a volume of 8.446 L when
3 answers
asked by
Rima
562 views
Gases can be differentiated from solids and liquids because gases have:
A. reduced chemical reactivity. B. no color. C. average
5 answers
asked by
Cortney
1,989 views
A sample of oxygen at 24.0 degrees celcius and 99.3 kpa was found to have a volume of 455 ml. How many grams of O2 were in the
4 answers
asked by
nicole
1,001 views
Oxygen gas, from the decomposition of KClO3, was collected by water displacement. The pressure and temperature in the lab during
3 answers
asked by
Austin
1,838 views
A gas, Y, diffuses 1.05 times faster than SO2 gas at the same conditions. What is the molecular weight of gas Y?
3 answers
asked by
Krystal
1,546 views
A student collected H2 gas in a buret by displacing water at 22.0 Β°C. The buret could not be submerged deep enough in a water
3 answers
asked by
Amy
2,798 views
Hydrogen gas was collected over water in a eudiometer at 26 degrees celcius when the atmospheric pressure was 756 mm Hg. What
4 answers
asked by
Heather
2,968 views
4g of h2 and 32g of so2 are present in gaseous mixture at n.t.p the partial pressure of h2 is?
3 answers
asked by
rohini jha
1,078 views
Please show me the steps.....
At STP, 3.00 L of nitrogen gas contains the same number of molecules as A) 1.00 L of nitrogen gas
4 answers
asked by
Kiesha
3,842 views
a mixture of gases contains 0.4 mole of N2, 0.5 moles of O2, and 0.7 moles of H2. What is the partial pressure of O2 if the
3 answers
asked by
Sammy
553 views
He is the lightest noble gas component of air, and Xe is the heaviest. Perform the following calculations, using
3 answers
asked by
Missy*
1,194 views
A sample of oxygen occupies 10.0 L under a pressure of 105 kPa. At what pressure
will it occupy 13.4 L if the temperature does
3 answers
asked by
chris
837 views
2. Carbon monooxide CO is product of incomplete combustion of fuel. Find the volume that 42g of CO gas occupies at STP
4 answers
asked by
Courtney
963 views
What is the density of PCl5 gas at STP?
3 answers
asked by
Anonymous
1,254 views
what volume of nitrous oxide gas, N2O has the same number of atoms as 9.00 L of neon gas at the same temperature and pressure
4 answers
asked by
Rodney
1,483 views
The gaseous product of a reaction is collected in a 64-L container at 27oC. The pressure in the container is 1.45 atm. How many
4 answers
asked by
Bobby
261 views
A sample of oxygen occupies 15.0 mL under a pressure of 0.928 atm at 25.0 C. What would be its volume at another time when the
3 answers
asked by
π©π»βπ¬π§πΌβπ¬π¨π½βπ¬
270 views
A mixture of gases contains 64g of methane, 64g of oxygen and 64g of sulphur dioxide.
The pressure of the mixture is 2l0kPa. What
4 answers
asked by
yasir
460 views
Two gases HBr and CH4 effuse through a small opening. HBr effuses through the opening at a rate of 4 cm^3 s^-1. At what will the
4 answers
asked by
Wesley
285 views
A 1.50 rubber balloon balloon is filled with carbon dioxide gas at a temperature of 0.00 degrees celsius and a pressure at 1.00
5 answers
asked by
Amena.S
1,888 views
At standard temperature and pressure (0βC and 1.00atm), 1.00mol of an ideal gas occupies a volume of 22.4L. What volume would
3 answers
asked by
Sally
1,539 views
60 cm of hydrogen diffused through a porous membrane in 10 minutes. The same volume of gas G diffused through the same membrane
4 answers
asked by
emmanuel
1,342 views
A student performed an experiment to determine the molecular weight of a gaseous compound.
Using the ideal gas law PV = nRT, and
3 answers
asked by
Ericka
929 views
A tank contains 12.2 g of chlorine gas (Cl2) at a temperature of 84 Β°C and an absolute pressure of 5.60 Γ 105 Pa. The mass per
4 answers
asked by
Amanda
1,103 views
a mixture of N2, O2 and Ar have mole fractions of 0.25, 0.65, and 0.10, respectively. What is the pressure of N2 if the total
4 answers
asked by
Anonymous
1,769 views
Two liters of a perfect gas are at 0 degree C and 1 atm.If the gas is nitrogen, N2.
Determine the number of moles? Determine the
3 answers
asked by
34
1,532 views
consider the following container of helium at 45C. intially the valve is closed. After the valve is opened what is the pressure
3 answers
asked by
linda
1,152 views
The oxygen gas emitted from an aquatic plant during photosynthesis is collected over water at a temperature of 25 degrees
4 answers
asked by
Katie
666 views
If 4.83 mL of an unknown gas effuses through a hole in a plate in the same time it takes 9.23 mL of argon, Ar, to effuse through
2 answers
asked by
Zoe
900 views
A mixture of 0.100 mol of N2 and 0.200 mol of O2 is collected over H2O at an atmospheric pressure of 750. mm Hg and a
4 answers
asked by
Marie
1,913 views
What is the mole fraction of H2 in a mixture with the total pressure of 800 torr when the partial pressure of H2 is 90 torr?
3 answers
asked by
Chris
3,471 views
A gas mixture, has a total pressure of 300. Torr and consists of equal masses of Ne and Ar. What is the partial pressure of Ar,
4 answers
asked by
Kamila
2,779 views
An unknown gas Q requires 2.17 times as long to effuse under the same conditions as the same amount of nitrogen gas. What is the
3 answers
asked by
ria
1,392 views
A gaseous mixture at a constant temperature contains O2, CO2 and He. List the three gases in order of increasing average
4 answers
asked by
Yoda
920 views
Four identical 1.0-L flasks contain the gases He, Cl2, CH4, and NH3, each at 0Β°C and 1 atm pressure. Which gas sample has the
4 answers
asked by
Tasha
5,269 views
If 1.00 L of an unknown gas at STP has a mass of 5.40 g,what is the molar mass?
3 answers
asked by
Cliff
607 views
Gas X has a density of 2.60 g/L at STP. Determine the molar mass of
this gas.
3 answers
asked by
Josephine
1,694 views
Which noble gas would be expected to show the largest deviations from ideal gas behaviors, He, Ne, Ar, Kr, or Xe?
Would it be He?
4 answers
asked by
Anonymous
3,559 views
A sample of hydrogen gas was collected over water at 36Β°C and 855 mmHg. The volume of the container was 6.50 L. Calculate the
4 answers
asked by
jeff
3,067 views
A sample of argon gas collected at STP occupies 5.51 L. How many argon atoms are in 1.00 L of this sample?
What is the mass of
3 answers
asked by
a
393 views
if the total partial pressure of Ne and He having the same mass in a sealed container is 6atm then what is that of Ne?
3 answers
asked by
Ousman
778 views
What volume of βwetβ methane would have to be collected at 20.0 oC and 760.0 torr to be sure the sample contained 2.00 x 102
4 answers
asked by
Joe
2,509 views
If 2.64g of CO2 dissolves in 500ml water at 25Β°C, what is the Kh(Henry's law constant) for CO2? The total pressure is 3340 mmHg
3 answers
asked by
Jake
870 views
A mixture containing 2.81 g each of CH4 (g), C2H4 (g) and C4H10 (g) is contained in a 1.50 L flask at a temperature of 35 oC.
3 answers
asked by
Taylor
884 views
A mixture of methane and helium is placed in a 2.0 l flask at 27 degrees the partial pressure of methane is 0.72 ATM and the
3 answers
asked by
MARIA
1,603 views
Which of the following gases will effuse through a hole in a balloon fastest?
a.Kr b.NO c.N2O d.NO2 e.ArNO2
4 answers
asked by
Brittany
2,953 views
A sample of CO2 gas in a syringe has a volume of 25.0 mL at 20.0 ΒΊC. If you warm the gas in your hand to
37 ΒΊC, what will be
3 answers
asked by
Jason
516 views
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Parent Categories (29)
Atmosphere
Atmosphere Composition
Atmospheric chemistry
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Bond Energies
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