# What is the volume of 1 mole of H2?

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## What is the volume of one mole of H2 gas?

The volume of one mole of any gas at room temperature and pressure (20°C and 1 atmosphere pressure) is 24 dm³.

## What is the volume of 1 mole of hydrogen atom?

Every 1 mole of a gas occupies the same volume at STP which is 22.4 litres. So, we have the value of molar volume for hydrogen \$ = 22.4l = 22.4 times {10^{ – 3}}{m^3}\$. Now atomic volume can be calculated from the radius of the molecule in the following way.

## What is the mole of H2?

The mass of one mole of H2 is 2.01588 grams but some sources also list it as 2.016 grams. A molecule of H2 is formed when two hydrogen atoms bond…

## How many moles are in H2?

H2 – There are 2 moles of hydrogen atoms (1 mole of elemental hydrogen). Total: 2 moles of atoms.

## What is the volume of 2g of H2 at STP?

Hence volume at STP=22.4litres which is the molar volume.

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## What volume of H2 gas is produced at STP?

1mol of ideal gas will occupy 22.4L at STP. The H2 will occupy 0.038mol×22.4L/mol=0.86L .

## What is atomic volume of hydrogen?

Radius of hydrogen atom is r=0.5Å=0.5×10−10m. ∴ Atomic volume =43πr3NA.

## What is the ratio of volume of 1 mole of nitrogen?

Option 1, 1 : 0.5

So, Volume of one mole of N2 occupies 22.4 litres.

## How do you find the moles of H2 gas?

Use the mass of the hydrogen gas to calculate the gas moles directly; divide the hydrogen weight by its molar mass of 2 g/mole. For example, 250 grams (g) of the hydrogen gas corresponds to 250 g / 2 g/mole = 125 moles.

## How do you find the moles of H2 from moles of MG?

Note: for every mole of Mg (s) that is reacted, one mole of H2(g) is produced. If we know the mass of Mg(s) we can convert to moles of Mg(s). Then, since we get 1 mole of H2(g) for every mole of Mg(s), we can predict how many moles of H2(g) could be made (theoretical yield).

## How many grams are in 1 mole of hydrogen?

One MOLE of hydrogen atoms contains the same number of atoms as the number of hydrogen molecules in one MOLE of hydrogen molecules, i.e., Avagadros number. However, one mole of hydrogen atoms has a mass of 1 gram while one MOLE of hydrogen molecules has a mass of 2 grams.