99 Answered Questions for the topic Gas Laws

#### Gas Law Problem #2 - Use an Equation

A container containing 5.00 L of a gas is collected at 100 Kelvin and then allowed to expand to 20.0 L. What must the new temperature be in order to maintain the same pressure? (That means pressure...
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#### Gas Law Problem #1

The gases in a hair spray can are at a temperature of 27 degrees Celsius and a pressure of 30 psi. If the gases in the can reach a pressure of 90 psi, the can will explode. To what temperature must...
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Gas Laws Chemistry

04/28/16

#### Chemistry Gas Laws

1. An unbreakable meteorological balloon is released from the ground.Ground level pressure is 98.5 KPa and the temperature is 18.0 Celsius. The balloon contains 74.0 liters of Hydrogen gas. As the...
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Gas Laws Chemistry

04/28/16

#### chemistry gas laws help!

1. what is the pressure of a gas in KPa if a gauge used to measure the pressure reads 700.0mmHg?

Gas Laws Chemistry

03/20/16

#### large flask with volume of 936 mL is evacuated and found to have a mass of 134.

A large flask with a volume of 936 mL is evacuated and found to have a mass of 134.66 g. It is then filled to a pressure of 0.967 atm at 31 °C with a gas of unknown molar mass and then reweighed to...
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Gas Laws

02/10/16

#### gas pressure

A mixture of four gases exerts a total pressure of 975 mm Hg. Gases A and B each exert 220 mm Hg. Gas C exerts 110 mm Hg. What pressure is exerted by gas D?

Gas Laws

02/10/16

#### pressure gas temp volume

Suppose that the pressure of 1.00 L of gas is 380. mm Hg when the temperature is 200. K. At what temperature is the volume 2.00 L and the pressure 0.750 atm?

Gas Laws

02/10/16

#### temperature pressure volume

On a cold winter morning when the temperature is –13ºC, the air pressure in an automobile tire is 1.5 atm. If the volume does not change, what is the pressure after the tire has warmed to 15ºC?

Gas Laws

02/10/16

#### gas pressure volume

A sample of gas at constant volume and constant number of moles was cooled from 400 K to 200 K. If its initial pressure was 3.50 atm, what was its final pressure? (answer in mmHg)

Gas Laws

02/10/16

#### gas pressure

A sample of gas in a 3.0 L container has a pressure of 4.0 atm. In order for this sample to have a pressure of 101.3 kPa, what size container is needed? Assume that the temperature and amount of...
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11/29/15

#### Ideal gas law problem?? - CHEMISTRY

What is the temperature of methane gas (CH4) if 4.78 mol of gas are collected in 9.2 L at 789 torr?
PV=nRT
All help is greatly appreciated!!
Here is what I was thinking.. but I am not...
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Gas Laws Physics

09/03/15

#### Gas equation. Pressure in a gastank 10bars, from 20C to 90C

The pressure in a gastank is 10bars. Calculate the pressure in the gastank as the temprature goes from 20C to 95C
My calculations:
273.15+95= 368.15K
273.15+20= 293.15K
Convert 10bars...
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05/16/15

#### Chemistry 2 Gas Laws Word Problems

A sample of ammonia gas occupies 20.4 mL at 558 mm Hg and 25.2oC. If the volume of the gas is changed to 56.8 mL at 55oC, what is the new pressure? Enter mm for unit.
A sample of carbon monoxide...
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Gas Laws

04/21/15

#### total mass?

what is the total mass in grams of oxygen in a room measuring 4.0 m by 5.0 m by 2.5 m? assume that the gas is at STP and that air contains 20.95% oxygen by volume

Gas Laws

04/15/15

#### boyle's law describes the relationship between which two variables?

Section 3.4 gas laws question

02/19/15

#### A sample of gas under a pressure of 22.0 kPa has a volume of 33.0 cm3. The pressure is increased to 888 kPa, while the temperature remains constant. What v

A sample of gas under a pressure of 22.0 kPa has a volume of 33.0 cm3. The pressure is increased to 888 kPa, while the temperature remains constant. What volume will the gas occupy at this...
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02/19/15

#### The pressure exerted by a gas is 38.0 atm while it has a volume of 350 cm3. What would be the volume of this sample of gas at standard atmospheric pressure?

The pressure exerted by a gas is 38.0 atm while it has a volume of 350 cm3. What would be the volume of this sample of gas at standard atmospheric pressure?
must show units, and must be rounded...
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02/19/15

#### The pressure exerted by a gas is 45.0 atm while it has a volume of 475350 cm3. What would be the volume of this sample of gas at standard atmospheric pressure?

The pressure exerted by a gas is 45.0 atm while it has a volume of 475350 cm3. What would be the volume of this sample of gas at standard atmospheric pressure?
must show units, and must be...
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02/18/15

#### The pressure exerted by a gas is 2.5 atm while it has a volume of 150 cm3. What would be the volume of this sample of gas at standard atmospheric pressure?

answers must show units, and must be rounded to the correct number of significant digits. Pressure for STP in atmospheric units (atm) is 1.0, STP for kilopascals (kPa) is 101.3 kPa
The pressure...
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Gas Laws

05/01/13

#### Learning Gas Laws, and am confused regarding how to set up the problem to find the correct answer

When using the gas laws and you are given 3 out of the 4 items, how do you know which order to place them in to find the answer for each law? & Is this the same for each law?

Gas Laws

03/15/13

#### How do you solve this problem?

A gas sample at 356 K occupies a volume of 1400 m. At what temperature will it a occupy 1200 m?

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