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Gases
Page 8
Questions (1,314)
how do i calculate the density of sulfur dioxide, SO2, at STP.
3 answers
asked by
Gurjot
852 views
A gas is collected over water at 20 degrees Celsius at a pressure of 752 mm. What is the pressure of the pure gas?
4 answers
asked by
Jill
893 views
A sample containing 4.8g of O2 gas has a volume of 15.0L. Pressure and temperature remain constant.
What is the new volume if
3 answers
asked by
Boo Boo
787 views
(a) An ideal gas occupies a volume of 3.0 cm3 at 20°C and atmospheric pressure. Determine the number of molecules of gas in the
3 answers
asked by
Madison
1,404 views
Which of these gases would you expect to have the largest van der Waals constant a?
a. H2 b. HF c. F2
4 answers
asked by
Anonymous
2,272 views
A container contains 3.2 g of O2 gas. The volume of the gas at STP is
A. 2.24L B. 224.0L C. 0.224L D. None
2 answers
asked by
Anonymous
1,124 views
To a tank already containing N2 at 2.0 atm and O2 at 1.0 atm, we add an unknown quantity of CO2 until the total pressure is 4.6
3 answers
asked by
stac
641 views
At o degrees celcius, a 1.0-L flask contains 5.0 x 10^-2 mol N2, 1.5 x 10^2 mg O2 and 5.0 x 10^21 molecules of NH3. What is the
5 answers
asked by
KL
533 views
What is the volume of
2.8 × 106 molecules He? Answer in units of L
4 answers
asked by
please help
398 views
A sample of Cl2 gas having a volume of 0.75 L at 20degrees C and 725mmHg has a mass equal to
3 answers
asked by
srihitha
1,552 views
Calculate the partial pressure of helium in a 1.00 L flask that contains equal numbers of moles He, Ne, and Ar at a total
2 answers
asked by
Randy
780 views
a typical alberta home heated with natural gas assume methane CH4 (g) consuems 2.00ML of natural gas during the month of
4 answers
asked by
anita
1,194 views
Suppose you need 2.08 g of chlorine gas (Cl2) What volume at STP would you need to use?
2 answers
asked by
1,054 views
A 0.12-mole sample of nitrogen gas occupies a volume of 2.55 L. What is the volume of 0.32 mol of nitrogen gas under the same
3 answers
asked by
BB
3,315 views
Calculate the partial pressure (in atm) of propane in a mixture that contains equal weights of propane (C3H8) and butane (C4H10)
3 answers
asked by
Anonymous
871 views
20g of nitrogen gas and 10g of helium gas are placed together in a 5L container at 25C . Calculate the partial pressure of each
3 answers
asked by
NONO
1,256 views
Imagine that you have a 5.00L gas tank and a 3.50L gas tank. You need to fill one tank with oxygen and the other with acetylene
3 answers
asked by
unknown
1,511 views
which percent of earths atmosphere dose carbon dioxide gas make up
5 answers
asked by
wrd
168 views
Chlorine gas, CL2 is used to purify water. How many moles of chlorine gas are in a 7.00L tank if gas has a pressure of 865mmHg
4 answers
asked by
Ida
1,428 views
Assume that you have 2.75 g of the deadly gas hydrogen cyanide,HCN. What is the volume of the gas at STP?
3 answers
asked by
Christy
891 views
A sample of O2 gas was collected over water at 23ºC and 711 torr. What is the partial pressure of the O2? (The vapor pressure
4 answers
asked by
jan
2,359 views
What is the total pressure of a mixture of gases made up of CO2, O2 and H2 if the partial pressures are 22.3 kPa, 44.7 kPa and
3 answers
asked by
Anonymous
2,539 views
what volume of nitrous oxide gas N2O has the same number of atoms as 9.0 liters of neon gas at the same temperature and pressure
3 answers
asked by
matt
1,664 views
A sample of oxygen is collected over water at 22°C and 762 torr. What is the partial pressure of the dry oxygen? The vapor
3 answers
asked by
Kiesha
3,266 views
A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane in the mixture is 334 mm Hg and
4 answers
asked by
malik
846 views
Which of the gases most closely resembles an ideal gas at standard temperature and pressure?
1) CO2 2) NH3 3) HI 4) H2 5) H2O why
3 answers
asked by
Amy~
944 views
A mixture of two gases, Xe and H2, has the properties listed below.
PXe=190torr PT=250torr What is the ΧH2 for this mixture? I'm
3 answers
asked by
Tiffany
925 views
A sample of argon gas has a volume of 715 mL at a pressure of 1.34 atm and a temperature of 144 Celsius.
What is the volume of
4 answers
asked by
Kelly
811 views
A diver exhales a bubble with a volume of 250 mL at a pressure of 2.4 atm and a temperature of 15 °C. How many gas particles
4 answers
asked by
Russell
1,806 views
Carbon monooxide CO is product of incomplete combustion of fuel. Find the volume that 42g of CO gas occupies at STP.
2 answers
asked by
Bobby
718 views
0.11 mol of argon gas is admitted to an evacuated 50cm^3 container at 10 degree C. The gas then undergoes an isothermal
3 answers
asked by
paro
1,790 views
If equal masses of O2 and N2 are placed in identical containers at the same temperature, which of the following statements is
3 answers
asked by
Donna
437 views
What is the molecular weight of a gas if a 15.0g sample has a pressure of 836 mm Hg at 25.0 degrees C in a 2.00 L flask?
a)167
4 answers
asked by
Coug
1,867 views
At atmospheric pressure, a sample of O2 gas has a volume of 55mL at 27 degrees celcius. What volume in mL will the O2 gas occupy
3 answers
asked by
jeff
916 views
The densities of gases A, B, and C at STP are 1.25g/L, 2.87 g/L, and .714 g/L. Calculate the molar mass of each substance.
6 answers
asked by
Anonymous
1,676 views
What characteristics are typical of molecules that are gases at room temperature?
2 answers
asked by
henretta
947 views
Helium gas, He, at 22 degrees C and 1.00 atm occupied a vessel whose volume was 2.54 L. What volume would this gas occupy if it
6 answers
asked by
Anna
2,497 views
noble gases are known as ________.
A ionic gases B inert gases C metalloid gases D ductile gases
7 answers
asked by
<3
58 views
a 13.5L tank is filled with H2 to a pressure of 2x10^2atm. How many balloons (each 2L) can be inflated to a pressure of 1 atm
3 answers
asked by
mel
999 views
Gas X has a density of 2.60/L at STP. Determine the molar of this gas.
Please show me the steps to solve this problem. thanks You
2 answers
asked by
michelle
1,077 views
Balloon- CO2
Balloon- O2 Balloon- He Balloon- N2 Balloon- CH4 Represented above are five identical balloons, each filled to the
6 answers
asked by
Tina
5,442 views
If oxygen is removed from a sample of air as iron rusts, what happens to the total pressure of the air?
3 answers
asked by
Lyly Nguyen
708 views
Using the graph below, which of the following is a gas?
a NaCl b Ce2(SO4)3 c KCl d NaNO3
2 answers
asked anonymously
118 views
Find the volume 2.2g CO2 occupues at stp
2 answers
asked by
p
35 views
A 125 mL flask contains 75 kPa Cl2 at 22 ˚C.
(a) How many moles of Cl2 are in the flask? (b) What mass of Cl2 is in the flask?
3 answers
asked by
IRA
696 views
hydrogen gas filled a 0.075L container at 156`C. What would it's new volume be at 25`C?
1 answer
asked by
Marie
48 views
please help ok thanks
using the following data in the table, which two gases have boiling points that are closest in value?
2 answers
asked by
Napstablook
201 views
what is the substance carbon dioxide can be separated into two
1 answer
asked by
Aaliah Leal
250 views
An experiment to explain that an expired aid contains carbon dioxide
1 answer
asked by
Emmanuel
217 views
5). At what temperature (K) will 0.854 moles of neon gas occupy 12.3 L at 1.95
atmospheres?
2 answers
asked by
Anonymous
165 views
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Parent Categories (29)
Atmosphere
Atmosphere Composition
Atmospheric chemistry
Atmospheric Science
Bond Energies
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Elements
Fluid Dynamics
Matter
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