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## How many moles are in 10g?

10/18 moles = 10/18 * 6 * 10^23 number of molecules = 3.33 * 10^23 molecules of water. Each molecule of water has 3 atoms, so the total number of atoms in 10g of water is 3*3.33*10^23 = **10^24**.

## How many moles are in 15.0 grams of neon?

Answer: **0.743 mol** and 4.474*10^{23} atoms in 15.0 g of neon (Ne).

## How many moles are in NE?

So, neon has a molar mass of 20.18 g/mol , which means that every mole of neon has a mass of 20.18 g . Now, you know that **one mole** of any element contains exactly 6.022⋅1023 atoms of that element – this is Avogadro’s number.

## How many moles are present in 10 grams of H2O?

**One mole** of any substance weighs about the same as the molecular mass of that substance. Hence, there are [3.34times {10^{23}}] molecules of [{H_2}O] present in a 10 gram sample of [{H_2}O] .

## How many moles of H2O are present in 10 grams of water?

=>Molar mass of H2O = 18 g mol-1. 18 g of H2O contains = 6.022×1023 molecules. 10 g of H2O cotains =6.022×102318×10 = **3.34**×1023 molecules.

## How do you convert moles to atoms?

Avogadro’s number is a very important relationship to remember: 1 mole = 6.022×1023 6.022 × 10 23 atoms, molecules, protons, etc. To convert from moles to atoms, **multiply the molar amount by Avogadro’s number**. To convert from atoms to moles, divide the atom amount by Avogadro’s number (or multiply by its reciprocal).