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Gases
Page 2
Questions (1,314)
A compressed air tank carried by scuba divers has a volume of 9.5 L and a pressure of 140 atm at 20∘C.
If the gas was instead
4 answers
asked by
Jessica
2,145 views
A certain gas has a density of 1.053 g/L at 25C and 752 mmHg. What is the molar mass of this gas?
3 answers
asked by
Chelsea
1,222 views
a sample of nitrogen gas, N2 occupies 3.0L at a pressure of 3.0 atm. what volume will it occupy when the pressure is changed to
4 answers
asked by
Gurjot
2,492 views
10 grams of argon and 20.0 g of the neon are placed in a 1200.0 ml container at 25 degrees C. The partial pressure of neon is?
4 answers
asked by
Harlem
4,202 views
A 1.00 L sample of a pure gas weighs 0.785 g and is at 733.4 torr and 29.2 degree celcius.
a) what is the molar mass of the gas?
2 answers
asked by
Lee
1,065 views
A cylinder with a movable piston contains 2.00 g
of helium, He , at room temperature. More helium was added to the cylinder and
1 answer
asked anonymously
29 views
Carbon dioxide, as a gas, at 335 K is pumped at a very high pressure into an oil-well. If CO2 has a specific gravity of 0.367,
2 answers
asked anonymously
146 views
The radius of Xe is 1.3*10^-8 cm. A 100-mL flask is filled with Xe at a pressure of 1.4 atm and the temperature is 290 K.
1 answer
asked by
Meg
499 views
Which of these gases can be used in filling a balloon.
A.) Hydrogen B.) Oxygen C.) Carbon dioxide D.) Ozone E.) Nitrogen
2 answers
asked anonymously
95 views
A gaseous mixture of O2 and N2 contains 30.8 % nitrogen by mass. What is the partial pressure of oxygen in the mixture if the
4 answers
asked by
chelsey
15,131 views
A gas cylinder containing 6.38 mol of neon has a pressure of 491 mm Hg at 295 K. If 3.22 mol of helium is added to this
4 answers
asked by
Ashley
5,291 views
High-pressure helium is available from gas producers in 0.045-m^3 cylinders at 400 bar and 298 K. Calculate the explosion
2 answers
asked by
Anonymous
859 views
You have a rigid sealed container held at a constant temperature. You add 3.3 atm of oxygen gas, 1.7 atm of nitrogen and 4.2 atm
2 answers
asked by
ALEX GOLD
734 views
Which of the following gases occupy the smallest volume at STP?
a 4.032 g H2 b 1.000 mol of carbon dioxide c 6.022 × 1023
2 answers
asked by
MELANIE
652 views
What pressure is exerted by 0.625 mol of a gas in a 45.4 L container at -24.0ºC
4 answers
asked by
jr
1,638 views
If 0.500L of dry N2 was bubbles into an inverted flask through water to saturate it at 25.0C, what would be the total volume at
2 answers
asked by
Ally
551 views
a sample of nitrogen gas contain 5.0mol in a volume of 3.5L calculate the new volume of the container if the pressure and
4 answers
asked by
Anonymous
1,556 views
The air in a bicycle tire is bubbled through water and collected at 25 C.
If the total volume of gas collected is 5.65 L at a
5 answers
asked by
JULIE
3,438 views
A 6.48-L cylinder contains 1.48 mol of gas A and 4.80 mol of gas B, at a temperature of 33.4 °C. Calculate the partial pressure
1 answer
asked by
dinah
476 views
Volume at N.T.P Of 0.22 gram of CO2 is same as that of.
A) 320MG of Gaseous SO2 B) 0.085g of NH3 C) 0.01g of H2
2 answers
asked by
anonymous _25
142 views
A sample of helium gas has a mass of 11.28 g. At STP (T = 25 C, P=101.3 kPa), the
sample has a volume of 63.2 L. What is the
4 answers
asked by
James
133 views
Dry ice (CO2) 1.28 g was emptied into a 10 L container. The temperature of the container was maintained at 35.1oC.Calculate the
2 answers
asked by
ezile
87 views
A special gas mixture is used in bacterial growth chambers which contains 5.00% by mass of CO2 and 95.0% O2. If the mole
2 answers
asked by
ezile
111 views
A sample of hydrogen gas (H2) has a volume 8.56L at a temperature of 0 degree and a pressure of 1.5atm. calculate the number of
2 answers
asked anonymously
78 views
Examples of gas
1 answer
asked by
Rocky Adzadi
56 views
Given a total pressure of 740 mm Hg for three gases oxygen, nitrogen, and water vapor H20(g), if the partial pressures for
1 answer
asked by
We’ll
96 views
A sample of oxygen gas is at a temperature of 340k and occupies a volume of 1.2cm3. What temperature will the sample of gas be
3 answers
asked by
Anna
829 views
Two balloons hold two different gases. The gases are held at the same pressure, volume, and temperature. Which quantity can
2 answers
asked anonymously
101 views
Two balloons hold two different gases. The gases are held at the same pressure, volume, and temperature. Which quantity can
2 answers
asked by
blu
141 views
Select 4 that apply.
What four gases are essential to all life on earth? nitrogen sulfur hydrogen oxygen carbon-dioxide chlorine
1 answer
asked by
fkweoijf
72 views
Select 4 that apply.
What four gases are essential to all life on earth? chlorine hydrogen carbon-dioxide sulfur nitrogen oxygen
4 answers
asked by
fihewbfyu
115 views
A 4.40 g piece of solid CO2 (dry ice) is allowed to vaporize in a balloon. The final volume of the balloon is 1.00 L at 300. K.
2 answers
asked anonymously
87 views
A gas occupies a certain volume at 27°C. If it is heated at constant pressure, its volume is exactly doubled at a temperature
4 answers
asked anonymously
150 views
A sample of argon gas has a volume of 735 mL
m L at a pressure of 1.20 atm a t m and a temperature of 112 ∘C ∘ C . What is
1 answer
asked anonymously
103 views
A sample of Cl gas at STP occupies 58.2 liters. Determine the number of moles of argon in the sample.
A 1.59 mol B 3.59 mol C
1 answer
asked by
maria
98 views
A sample of Cl gas at STP occupies 58.2 liters. Determine the number of moles of argon in the sample.
1 answer
asked by
maria
91 views
facts of gases
2 answers
asked by
p
32 views
Which of the following gases is used in the preparation of fertilizers: oxygen, nitrogen, carbon dioxide
1 answer
asked by
IZERE Diane
79 views
Which of the following gases is used in the preparation of fertilizers
1 answer
asked by
IZERE Diane
66 views
Two gases involved in respiration are:
1 answer
asked by
IZERE Diane
54 views
What is the total gas pressure in a sealed flask that contains oxygen at a partial pressure of 0.39 atm and water vapor at a
2 answers
asked by
jerkoff
1,158 views
At standard temperature and pressure, how many L of fluorine gas (F2) are there in 3.01 mol of it?
A)7.92 × 10–2 L of F2
6 answers
asked by
BS
2,342 views
A sample of certain mass of a gas was collected and it was found that the number of atoms and the nuber of molecules in the
2 answers
asked by
saurav
570 views
Suppose two 100.0 L tanks are to be filled separately with the gases helium and hydrogen. What mass of each gas is needed to
6 answers
asked by
michelle
855 views
A sample of gas occupies 4 mL at STP. At
what pressure would this sample occupy 500 mL if the temperature is changed to 525�C?
4 answers
asked by
cheri
827 views
1. What is pressure in relation to a gas?A. the force the gas is exerting on its container
B. the amount of particles bumping
9 answers
asked by
chewwwwyyyyyy
706 views
Rank these gases in order of increasing standard molar entropy:
Column preview Smallest S Br2(g) Second smallest S F2(g) Second
3 answers
asked by
Ryan
1,712 views
(a) An ideal gas occupies a volume of 1.0 cm3 at 20°C and atmospheric pressure. Determine the number of molecules of gas in the
4 answers
asked by
kate
2,465 views
Argon is found to effuse through the hole at a rate of 1.6 × 10–3 mol in 215 s. How much O2 would effuse through the hole in
3 answers
asked by
Martyna
165 views
a sample of pcl5 weighing 2.69 placed in 1.0 l flask and completely vaporized at a tem of 250 c the pressur at this tempreture
2 answers
asked by
biran
1,052 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