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Gases
Page 10
Questions (1,312)
1 L of N_2_ gas, having a pressure of 2.5 atm, is added 1 L of Ar gas, having a pressure of 3.7 atm, in a sealed, rigid flask.
3 answers
asked by
Devin
667 views
A sample of methane gas CH4, occupies a volume (L) of 58.2 L at a pressure of 7.25 atm. What volume will the gas occupy if the
3 answers
asked by
ashley
1,886 views
Hydrogen gas has a pressure of 765mm Hg, a volume of 355mL,and a temperature of 22 degrees C. What is the new volume of this gas
1 answer
asked by
Renee
466 views
We observe that 5 grams of a gaseous com-
pound occupies 2083 mL at 50 degrees C and 574 torr. What is the molecular weight of
2 answers
asked by
Gabriella
489 views
A 2.8 gram sample of a gaseous substance
occupies 12 L at 47 degrees C and 683 torr. What is the density of the gas under these
2 answers
asked by
Gabriella
896 views
1. Which gas is a source of natural groundwater pollution?
A. Carbon B. Oxygen C. Hydrogen D. Radon D? 4. A stream channel is
2 answers
asked by
Beatrice
581 views
1. Which gas is a source of natural groundwater pollution?
A. Carbon B. Oxygen C. Hydrogen D. Radon C? 2. Which of the following
7 answers
asked by
Beatrice
880 views
At 298K and 1 atm, a 0.5 mol sample of O2 and a separate 0.75 mol sample of CO2 gas have the same:
A. mass B. density C. average
1 answer
asked by
Elizabeth
753 views
At STP 4 liters of O2 contains the same total number of molecules as
1L of NH3 2L of Cl2 8L of He 4L of CO2
3 answers
asked by
Kiki
712 views
Why is oxygen an imporant variable gas?
1 answer
asked by
Bryce
336 views
What is the order of increasing rate of effusion for the following gases at constant temperature? Put the slowest at the top, or
2 answers
asked anonymously
50 views
We observe that 7 grams of a gaseous com-
pound occupies 2102 mL at 49�C and 626 torr. What is the molecular weight of the com-
4 answers
asked by
Anonymous
328 views
A 12.3 vessel was found to contain N2, Ar He, and He. The total pressure in the vessel was 987 torr and the partial pressures of
1 answer
asked by
sam
510 views
if 51.0L of a gas is collected at 29C and 305kPa, what is its volume at STP?
1 answer
asked by
Anonymous
338 views
Correct the following samples of gases to standard temperature. (Assume pressure is constant)(STP stands for standard temp and
2 answers
asked by
Unknown
529 views
A 0.236g sample of carbon dioxide, CO2, has a volume of 595mL and a pressure of 455mmHg . What is the temperature, in kelvins
2 answers
asked by
Anonymous
548 views
A Nitrox II gas mixture for scuba diving contains oxygen gas at 50atm and nitrogen gas at 98atm .
What is the total pressure, in
2 answers
asked by
Anonymous
793 views
A 22.0g sample of krypton has a temperature of 21∘C at 585mmHg .
What is the volume, in milliliters, of the krypton gas?
1 answer
asked by
Anonymous
417 views
A gas has a volume of 4.40L at 0∘C. What final temperature, in degrees Celsius, is needed to change the volume of the gas to
3 answers
asked by
Anonymous
1,803 views
An unknown gas shows a density of 2.39 gms per litre at 100 degrees centigrade and 715 mm presure. Wht is the gram molecular
1 answer
asked by
b.s. chandrashekar
428 views
A mixture of three gases exert a total pressure of 753 mm Hg.If Gas #1 has a partial pressure of 289 mm Hg and Gas #2 has a
1 answer
asked by
Anonymous
439 views
120 ml of a gas is in a flask at STP. If the gas is argon, what mass of gas is in the flask?
1 answer
asked by
c
376 views
A 1.00L balloon is filled with helium at 1.20 atm.If the balloon is sqeezed into a 0.500L beaker and doesnt burst ,what is the
2 answers
asked by
ty
793 views
The volume of a scuba tank is 10.0L.It containes a mixture of nitrogen and oxygen at 290.atm.what volume of this mixture could
2 answers
asked by
nene
1,101 views
A sample of Freon-12 (CF2Cl2) occupies 2.507 x 101 L at 291 K and 2.518 x 102 kPa. Find its volume (in L) at standard
2 answers
asked by
will.i.am
484 views
A gas sample a of 2.45 atm when the temperature is - 19 deg C What is the final pressure, in atmospheres, when the temperature
3 answers
asked anonymously
34 views
Cyclopropane C3H6 is a general anesthetic. A 4.4-L sample has a pressure of 5.5 atm. What is the final volume, in liters, of
3 answers
asked anonymously
43 views
Cyclopropane, C3H6 is a general anesthetic. A 6.0-L sample has a pressure of 5.2 atm.
What is the final volume, in liters, of
3 answers
asked anonymously
38 views
We mix 146 grams of oxygen gas with
117 grams of argon gas in a volume of 436 mL at 58�C. What will be the final pressure of the
2 answers
asked by
cheri
698 views
What is the density of hydrogen sulfide (H2S)
at 0.9 atm and 295 K? Answer in units of g/L
3 answers
asked by
cheri
614 views
if 50cm3 of co2 were put in 40cm3 of Oz. Determine the gas that would be in excess and calculate the volume of the gas that
1 answer
asked by
Tessy
394 views
what is the density of methane gas at 20 degree and 115kpa?
1 answer
asked by
Riana
401 views
At pressures greater than 60,000 kPa, how does the volume of a real gas compare with the volume of an ideal gas under the same
2 answers
asked by
Deborah
701 views
Krypton gas is four times denser than neon gas at the same temperature and pressure.
Which gas is predicted to effuse faster? i
4 answers
asked by
Samantha
631 views
A 425mL volume of hydrogen chloride gas, HCL, is collected at 25 degrees Celsius and 720 torr. what volume will it occupy?
5 answers
asked by
Gurjot
480 views
a sample of methan gas, CH4, occupies 4.50L at a temp of 20.0 degrees celsius. if the pressure is held constant, what will be
2 answers
asked by
Gurjot
677 views
If 0.25 mol of methane gas (CH4) is introduced into evacuated 2.00 L container at 35 Degrees Celcius , what is the pressure in
1 answer
asked by
Diana
354 views
If 0.25 mol of methane gas (CH4) is introduced into evacuated 2.00 L container at 35 Degrees Celcius , what is the pressure in
2 answers
asked by
Diana
517 views
A balloon contains 10.0g of neon gas. With T kept constant, 10.0g of argon gas is added, and the volume of the balloon expands
1 answer
asked by
Parkin
1,210 views
The gas with a pressure of 1100 at 175 is cooled to 0 °C find out what the Pf= in torr
1 answer
asked by
jazmin
331 views
A gas mixture contains 0.60 mol of N2, 0.10 mol of H2, 0.20 mol of CH4. Calculate the pressure of the gas mixture and the
2 answers
asked by
David
756 views
Liquid butane, C4H10, is stored in cylinders, to be used as a fuel. The normal boiling point of butane is listed as -0.5 C. (a)
4 answers
asked by
Harry
2,636 views
24cm^3 of a mixture of methane and ethane were exploded with 90cm^3 of oxygen. After cooling to RTP the volume of gases was
3 answers
asked by
LC
836 views
A 14.0 g sample of Krypton has a temperature of 25C at 625mm Hg. What is the volume, in Milliliters, of the krypton?
2 answers
asked by
Will
522 views
A sample of gas in a 25.0-L containter exerts a pressure of 3.20 atm. Calculate the pressure exerted by the gas if the volume is
2 answers
asked by
Layney
526 views
What is the total pressure in of a gas mixture containing argon gas at 0.25 , helium gas at 385 , and nitrogen gas at 345
5 answers
asked by
katy
596 views
A container holds 3 gases: oxygen, carbon dioxide, and helium. The partial pressure of the three gases are 2.00atm, 3.00atm, and
4 answers
asked by
Kim
2,482 views
a correction needs to be made to the calculations for real gases as compared to ideal gases. apply these corrections and
4 answers
asked by
Amanda
389 views
a correction needs to be made to the calculations for real gases as compared to ideal gases. apply these corrections and
1 answer
asked by
Amanda
363 views
How many liters of chlorine gas at 1.00 atm and 20ºC will be required to oxidize 167 grams of bromide ions to molecular
1 answer
asked by
M
432 views
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Parent Categories (29)
Atmosphere
Atmosphere Composition
Atmospheric chemistry
Atmospheric Science
Bond Energies
Chemical Compounds
Chemical elements
Chemical Elements and Compounds
Chemistry
Chemistry/Physics
Elements
Fluid Dynamics
Matter
Natural Sources
Physical Science
Physical Sciences
Physics
Physics/Chemistry
Properties of Matter
Reactions
Respiration
Science and Environment
Science/Chemistry
Solubility
Sources of groundwater pollution
States of Matter
Substances
Thermodynamics
Types of substances