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O molecules contains 6.022 x 1023 molecules. 1 mole contains 6.022 x 1023 entities (Avogadro’s number) Concept 1. … One atom of sulfur has a mass of 32.07 amu; one mole of S atoms has a mass of 32.07 g.

## What is the mass of 1 mole of O?

Moles of a Substance and the Molecular Weight

The mass of oxygen equal to one mole of oxygen is 15.998 grams and the mass of one mole of hydrogen is 1.008 g.

## Does 1 mole of anything have the same mass?

The mass of one mole of a substance is equal to that substance’s molecular weight. For example, the mean molecular weight of water is 18.015 atomic mass units (amu), so one mole of water weight 18.015 grams.

## What is the mass of 1 mole of N atoms?

Mass of one mole of nitrogen atoms is 14 g.

## What is the mass of 1 g mole of oxygen?

EXPLANATION: One mole of atoms of oxygen has a mass of 16 g. One mole of oxygen gas has a mass of 32 g.

## Why are molar mass and atomic mass the same?

Atomic mass is expressed in atomic mass units while molar mass is expressed in grams. One mole of any atom has a weight equal to the atomic mass expressed in grams. This is due to the fact that the number of atoms in a mole is chosen in such a way for this to happen ( 6.02 x 10^23).

## What is mass of 1 mole of water?

So, in one mole of nitrogen gas you have 6.022⋅1023 molecules of nitrogen gas, N2 . But since each individual molecule consists of 2 atoms of nitrogen, the number of moles of nitrogen atoms will be twice that of nitrogen gas molecules. Alternatively, you can express this as 2×NA , where NA is Avogadro’s constant..

## Which is not represented by 1 mole of N2?

The correct option to the following question is (iii), which is 6.023 × 10²³ Nitrogen atoms. One mole is defined as the amount of substance that contains as many elementary particles as present in 12 grams (0.012 kg) of the carbon-12 isotope. One mole of nitrogen gas you have 6.023×10²³ molecules of nitrogen gas, N2.

## How many liters are in 1 mole of O2?

The molar volume of an ideal gas is ~22.4 liters per mole (we’ll consider O2 to be an ideal gas for these purposes, and 22.4 is an approximation that varies with temperature, it’s 22.414 at 0C).

## What is the mass of one O atom in grams?

We now know that a hydrogen atom has a mass of 1.6735 x 10^{–}^{24} grams, and that the oxygen atom has a mass of 2.6561 X 10^{–}^{23} grams.

## What is the mass in grams of a single molecule of oxygen O 2?

O_{2} is a diatomic molecule. The mass of an oxygen atom = 16 amu. ∴ Mass of O_{2} molecule = 2 × 16 = 32 amu. ⇒ 5.31 × 10^{–}^{23}g.