41 Best Gas Questions and Answers (Q&A) - ProProfs Discuss

What is the pressure of the atmosphere if a glass column is filled with mercury and inverted in a pool of mercury and the mercury column stabilizes at a height of 735 mm above the pool of...

E. Good
Answered: May 23, 2019

To understand how this question, you need to know how to solve this. 1 atm is equal to 760mm Hg. This means 735x 1/760=0.967 atm. It would be easy to solve this already as long as you know the...Read More

2 Answers

1872 views

What is the best representation of the mass ratio of Ne:Ar in the balloons?

Joleechem
Answered: Jan 17, 2025

1:1

PV=nRT will tell you that if everything else is constant then volume and moles have a direct relationship. If volume doubles so will moles. Twice as many moles of Neon will yield...Read More

1 Answer

1792 views

What is the difference between Gas and Vapor?

E. Austin
Answered: Aug 30, 2019

Gas is in a stable state at room temperature, whereas a vapor is a substance which is in a gaseous and liquid equilibrium at room temperature, at a specified pressure. Gas can also involve a...Read More

3 Answers

1596 views

Which contains the largest number of molecules if you consider three one-liter flasks at STP, and Flask A contains NH3 gas, flask B contains NO2 gas and flask C contains N2 gas?This question...

J. Goodman, Web Content Writer
Answered: Feb 01, 2019

All three flasks are measured 1 liter and are placed in the same room making them have the same temperature too. All 3 flasks have also the same number of molecules as they contain the same...Read More

3 Answers

1405 views

Are all gases insulators?

Anika Nicole, Wordsmith
Answered: Jul 26, 2018

No! It is not necessary that all gases are insulators. Although, it’s all true that most gases are bad conductors of electricity and only a small number of gases can conduct...Read More

3 Answers

1363 views

Which of the three single flasks do the molecules have the greatest mass?

B. Wright, Analyst
Answered: May 17, 2019

Gases in chemistry are one of the three states of matter that have no defined volume or shape. Each gas has a standout behavioral pattern. This behavior can depend on many variables including...Read More

2 Answers

859 views

What is the process of pulling apart an N2 molecule called?

Mrmacuschhs
Answered: Jan 17, 2025

Nitrogen Fixation

1 Answer

728 views

In which flask do the molecules have the highest average kinetic energy?

H. callum, Content Writer
Answered: May 10, 2019

In a science experiment, you have three flasks that are filled with different gases in them. If you have some form of nitrous oxide in them, they will have the same kinetic energy. However, there...Read More

2 Answers

684 views

What is the volume of the following gas: 5.40 mol O2?

Andrewweng
Answered: Jan 17, 2025

123dm3

1 Answer

659 views

What is the most abundant gas in the Earth's atmosphere?

Anika Nicole, Wordsmith
Answered: Feb 10, 2020

Nitrogen. The most abundant gas in the Earth's atmosphere is Nitrogen. Nitrogen is a chemical element with the chemical symbol (N). It has an atomic number of 7 and an atomic weight of 14.0...Read More

4 Answers

545 views

What is the difference between Gas and Liquid?

J. Emmerich, Web Content Writer
Answered: Aug 07, 2019

Everything in our environment, including man himself is made up of what we call matter. Matter is popularly defined as anything that has mass and occupies space. There are three different forms...Read More

2 Answers

545 views

What is the difference between ABG and VBG?

M. Jabrowsky, Bank Manager
Answered: Aug 06, 2019

You can actually get the same information from the ABG and the VBG. The only difference is from where the information can be taken. The ABG blood sample is normally used in order to check the...Read More

1 Answer

469 views

What is the difference between NGV and LPG?

Bergeront Tiffney, Computer Engineer
Answered: Jul 22, 2019

NGV is known to mean Natural Gas Vehicle. LPG is known as Liquid Petroleum Gas. The NGV tank usually contains natural gas and it is expected to be heavier. It is expected to be thicker too...Read More

2 Answers

406 views

What volume of C2H2Â is required to produce 75.0 dm3 of CO2?

Andrewweng
Answered: Jan 17, 2025

37.5dm3

2C2H2 + 5O2 --> 4CO2 + 2H2O 1mol: 22.7dm3 X: 75dm3 X = 3.3mol CO2 4 mol CO2: 2 mol C2H2 3.3 mol : X X = 1.65mol C2H2 1 mol : 22.7 dm3 1.65mol : X X = 37.5 dm3 C2H2

1 Answer

392 views

How do conditions change inside a tire when you pump it up with a tirenumn?

John Smith
Answered: Jan 17, 2025

Because air particles are added, the pressure increases inside the tire.

1 Answer

323 views

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