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## How many kg are in one mole of h2o?

This comes out be **55.55 moles**. Thus 1 kg of water or ice has 55.55 moles of H20.

## What does 1 mole h2o mean?

Explanation. A mole is a unit measuring the quantity of anything. Water (H_{2}O) is made from 2 atoms of hydrogen and 1 atom of oxygen. A mole of water molecules would be **2 moles of hydrogen atoms plus 1 mole of oxygen atoms**. weight of water = 2(1.0079) g + 15.9994 g.

## What is the mass in grams of 2.5 moles of water?

The amount of oxygen in 2.5 moles of water is **40 grams**. The molecular formula of water is H₂O. 1 mole of water contains 1 mole of oxygen.

## What is the formula for moles to grams?

Moles to Grams Conversion Formula. In order to convert the moles of a substance to grams, you will need to **multiply the mole value of the substance by its molar mass**.

## How many moles are in 18 kg of water?

First convert the mass in kg to g ( 1kg=1000g). Now 18g of H20 is equivalent to 1 mole. Hence, 1000g of it would be equal to 1000/18 moles. This comes out be **55.55 moles**.

## What is the mass of one mole?

The molar mass of some substance is the mass in grams of one mole of that substance. This mass is given by the atomic weight of the chemical unit that makes up that substance in atomic mass units (amu). For example, gold has an atomic weight of 196.967 amu, so one mole of gold has a mass of **196.967 grams**.

## How much atoms are in a mole?

The value of the mole is equal to the number of atoms in exactly 12 grams of pure carbon-12. 12.00 g C-12 = 1 mol C-12 atoms = **6.022 × 1023 atoms** • The number of particles in 1 mole is called Avogadro’s Number (6.0221421 x 1023).

## How do you convert grams to moles calculator?

To correctly estimate the number of moles, n , of a substance of a specific mass, m , (in grams), you need to follow the grams to moles formula: **n = m / M** , where, M is the molar mass of this material.

## How do you calculate grams to atoms?

To calculate the number of atoms in a sample, **divide its weight in grams by the amu atomic mass from the periodic table**, then multiply the result by Avogadro’s number: 6.02 x 10^23.