How is atomic mass related to the mole?

How is atomic mass related to the mole?

The number of atoms or other particles in a mole is the same for all substances. The mole is related to the mass of an element in the following way: one mole of carbon-12 atoms has 6.02214076 × 1023 atoms and a mass of 12 grams.

Why are 1 mole the atomic mass?

The mole was defined by International Bureau of Weights and Measures as “the amount of substance of a system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon-12.” Thus, by that definition, one mole of pure 12C had a mass of exactly 12 g.

What are 3 quantities that 1 mole is equal to for a substance?

One mole of a substance is equal to 6.022 × 10²³ units of that substance (such as atoms, molecules, or ions). The number 6.022 × 10²³ is known as Avogadro’s number or Avogadro’s constant. The concept of the mole can be used to convert between mass and number of particles.. Created by Sal Khan.

What would be the weight of 1 mole of a substance?

If it were 24 g, instead of 12 g, then the weight of 1 mole of substance would equal 2 times the atomic/molecular mass in grams. Also correct, assuming that the definition of unified atomic mass units (amu) remained the same.

What is the difference between atomic mass and Mole mass?

The numerical value for the mass of one mole (molar mass) of an element’s atoms is the same as the value for the mass of an individual atom of that element (atomic mass); however, the units on these mass numbers are different.

How do you convert atomic mass to molar mass?

By setting the mass of one mole of 12 C equal to 12 grams and one 12 C atom to 12 amu, the scientists made it possible to easily convert between an element’s atomic mass and its molar mass—the mass of one mole of molecules.

How do you calculate the mass of a gram-mole?

Take the magnitude of formula mass and append “grams” to obtain the mass of one gram-mole. If you have a formula weight magnitude and append “pounds,” it is one pound-mole. One gram-mole contains one Avogadro number of formula units. Like a “dozen eggs,” a mole is simply a bigger basket.