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Gas properties
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Questions (141)
we believed that the molecules of a gas move around fairly rapidly, we can use this to explain all of the following EXCEPT
why
1 answer
asked by
Anonymous
685 views
Consider a classroom 10.0m long by 6.0m wide by 4.0m high at "room temperature" 20.C and 1.0 atmosphere.
A) How many moles of gas
1 answer
asked by
Physics
626 views
An unknown gas has a molecular weight of 30.07 g/mol. What is the density of the gas at STP?
3 answers
asked by
lauren
635 views
3. Each of 2 front tires in the car is filled with a different gas. One tire contains 116 g of helium, another tire has 160 g of
1 answer
asked by
Anonymous
595 views
Assuming the temperature and pressure are held constant, which of the gas samples has the greatest number of gas particles?
Answe
3 answers
asked by
jakey
600 views
A gas storage tank has a small leak the pressure in the tank drops more quickly if the gas is hydrogen than oxygen. Why?
2 answers
asked by
hima
582 views
At a given temperature, what relationship appears to exist between a gas particle's mass and it speed?
How does graph change as
4 answers
asked by
Alfrieda
579 views
Gas is contained in a 6.00-L vessel at a temperature of 15.0°C and a pressure of 6.00 atm.
(a) Determine the number of moles of
4 answers
asked by
Meagan
586 views
constant gamma(Y) for the oxygen as well as for hydrogen is 1.40. If the speed of the oxygen is 460 m/s, what will be the speed
2 answers
asked by
jay
542 views
Which property of gases best explains the ability of air bags to cushion the force of impact during a car accident?K
2 answers
asked by
Kiley
531 views
The atoms in a gas (gas constant R=8.31 J/mol-K) can be treated as classical particles if their de Broglie wavelength ă is
2 answers
asked by
Bun
539 views
A 8.00-L container holds a mixture of two gases at 23 °C. The partial pressures of gas A and gas B, respectively, are 0.349 atm
2 answers
asked by
rachel
535 views
CALCULATE THE RMS VELOCITY OF METHANE AT 298 KELVIN.
2 answers
asked by
KIRAN
517 views
You have a 1 L container of F2 at 20 degrees C and 1 atm. Subtract the weight of the container , what is the mass of the gas
2 answers
asked by
Andrea
508 views
A 4.70 g sample of a certain gas occupies 530. mL at STP. What mass of the same gas is present in a 1.15 L container at 40.5°C
3 answers
asked by
jack
513 views
A 7.56-g sample of gas is in a balloon that has a volume of 10.5 L. Under an external pressure of 1.05 atm, the balloon expands
1 answer
asked by
Devin
512 views
A sample of oxygen at 25 degrees C occupies 697 mL.
If this sample later occupies 1062 mL at 55 degrees C and 1.3 atm, what was
3 answers
asked by
please help
534 views
which ranks the gases in order of increasing average velocity?
H2<O2<Cl2<Xe Xe<Cl2<O2<H2 O2=Cl2=H2<Xe
2 answers
asked by
Avonlea
515 views
A weather ballon is prepared to lift off at the North Pole. The balloon is filled with 15000 L of helium gas. The conditions at
1 answer
asked by
Julie
516 views
a cylinder filled with hydrogen gas at 20 degree atmosphere can with hold 10litres of water .the spherical balloons are to be
1 answer
asked by
aanya
517 views
If vapour density of gas 32g and occupies a volume of 560cm cube find the mass of the gas also determine its number of molecule
2 answers
asked by
Goodness
502 views
There's a test tube filled with a gas, and you bring a flame to the mouth of the tube. Many things could happen... The flame
2 answers
asked by
amaliyah
501 views
calculate and compare the average gas phase translational energies and rms speeds of HE gas and H2 gas at 20 degrees celsius
1 answer
asked by
brandie
489 views
15. Which of the following (all at STP) will contain the most atoms?
(a) 454 L of helium gas (b) 80.00 g of argon gas (c) 454 L
2 answers
asked by
i
493 views
Tricky one- my math fails here
(a) A pressure vessel contains a large volume of CO2 gas at 10 atm pressure. A membrane composed
15 answers
asked by
mangozier
498 views
What is the density(g/L) of a gas mixture that contains 27.0% Fe and 73.0% He by volume at 714 mm Hg and 27.5 degrees
1 answer
asked by
Anonymous
478 views
A particular gas has a desnity of 11.98 g/dm^3 when the pressure is 138.4 kPa at a temp of 175 degrees F. What is the GMW of
5 answers
asked by
Matt
479 views
Hi there - My labs and lectures aren't in synch at the moment so we are now doing a prelab that is asking for info I haven't
2 answers
asked by
Help
491 views
What is the density of UF6 (subscript) gas? What volume would 2.35 moles of this gas occupy? (Assume STP)
1 answer
asked by
Ralph
466 views
. Hydrogen generated from the reaction between magnesium and nitric acid was
collected. At a temperature of 30°C and pressure of
1 answer
asked by
blaire
477 views
A chemical reaction produced a 0.311 g sample of gas which occupied 225 mL at 55 C exerting a pressure of 886 mm Hg. What is the
1 answer
asked by
JScholz
455 views
A gas has a density of 5.56 g/L.
a. What volume in milliliters would 4.17 g of this gas occupy? b. What would be the mass in
1 answer
asked by
elizabeth
439 views
ow can the volume of gas in the balloons be greater than the volume of the cylinder used to fill them?
Responses A. A gas has a
1 answer
asked by
Mystery
18 views
Carbon dioxide is a _____________ gas, it helps to trap heat that would otherwise radiate out into space.
1 answer
asked anonymously
9 views
Why can scientists ignore the forces of attraction between particles in a gas under ordinary conditions?
They do not exist for
3 answers
asked by
e
29 views
The rate of diffusion of CO2 is 1.75 times that of an unknown gas what is the molecular mass of the unknown gas
1 answer
asked by
Taaju
25 views
A helium-filled balloon was used instead of a hot-air balloon to lift the Red Bull Stratos capsule to 128,000 ft because helium
1 answer
asked by
DanielQuestion 6 is based on the stimulus below:
26 views
Rank the following gases from most dense to least dense at 1.00 atm
and 298 K . Rank gases from most to least dense. To rank
1 answer
asked anonymously
21 views
Are Gases ability to compress is effected by the amount of space between molecules?
1 answer
asked anonymously
15 views
When you heat a sample of a gas, what happens to the particles that make up that gas?*1 pointThey move faster and spread
1 answer
asked by
dee
11 views
Why will a balloon filled with helium float in air?
Responses Helium is a diatomic molecule. Helium is a diatomic molecule.
1 answer
asked anonymously
3 views
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Parent Categories (18)
Atomic Physics
Atomic Structure
Chemical Reactions
Chemistry
Fluid Mechanics
Gas behavior
Gases
Ideal Gas Law
Matter
Physical Chemistry
Physical Science
Physics
Pressure
Properties of Matter
Reactions
States of Matter
Stoichiometry
Thermodynamics