How is a mole not like a dozen?

How is a mole different from a dozen?

The mole is a unit for counting 6.02 1023 representative particles. The dozen is used to count 12 items. … Each one-mole quantity has 6.02 1023 particles (atoms), but they will have different masses.

Why is a mole and not a dozen used in chemistry?

A mole of something means you have 602,214,076,000,000,000,000,000 of that thing, like how having a dozen eggs means you have twelve eggs. Chemists have to measure using moles for very small things like atoms, molecules, or other particles.

What is a mole equal to?

A mole is defined as 6.02214076 × 1023 of some chemical unit, be it atoms, molecules, ions, or others. The mole is a convenient unit to use because of the great number of atoms, molecules, or others in any substance.

Why is mole concept confusing?

The number of grams in a mole is different from substance to substance. If you’re like most students, it’s this that’s confusing you. … Similarly, a mole of oxygen gas has a different weight than a mole of water- but in each case, you have 6.02×1023 molecules.

What is common in dozen and mole?

One mole consists of Avogadro’s number of atoms i.e., 6.02×1023 atoms. – The amount of atoms in 12.0 grams of Carbon; 12 is the same as Avogadro’s number as it is for 1 mole of carbon i.e. a sample of 12 grams of carbon is equal to its one mole. Therefore, it is similar to a dozen.

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How many egg sandwiches are there in 9 dozen?

6. How many egg sandwiches are there in 9 dozen? 7.