# What is the mass of 2 5 moles of H2O?

Contents

mass of water = 5.0 moles x 18 g/mol = 90 grams.

## What is the mass of 2 moles of H2O?

One mole of H2O is made up of 2 moles of Hydrogen atoms and 1 mole of Oxygen atom. Mass of two moles of Hydrogen atoms = 2x 1 g/mol = 2 g/mol.

## How many grams are in 2.5 moles of h20?

Explanation: 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 mass of 2.5 moles of water?

Mass of 2.5 moles H2O = 2.5*18 = 45 g.

## How many grams are in 1 mole of H2O?

The number of atoms is an exact number, the number of mole is an exact number; they do not affect the number of significant figures. The average mass of one mole of H2O is 18.02 grams. This is stated: the molar mass of water is 18.02 g/mol.

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## How many molecules are in 2 moles of CO2?

Thus, if we have 1 mole of a molecule present, we have 6.022*10^23 of those molecules present. If we have 2 moles of a molecule present, we have 2*1.022*10^23 of that molecule present etc.

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

You can view more details on each measurement unit: molecular weight of 10 H2O or grams The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles 10 H2O, or 28.01528 grams. Note that rounding errors may occur, so always check the results.

## How many moles are in 25 grams of HF?

Using this equation, we can take 25/(1.0 + 19) and find that it is equal to 1.25 moles.

## How many grams are in 3 moles of water?

similarly 1 mole of water is equivalent to molecular mass of water x 3 that is 18×3=54 gram.

## What is the mass of 5 moles of water?

Answer: Since one mole of water is made of two moles of Hydrogen (1.01 g/mol) and one mole of Oxygen (15.99 g/mol) its mass would be 18.01 g. Five moles of water whould have a mass of 90.05 g.

## What is the mass of one mole of oxygen?

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.

## How many moles are in 50 grams of H2O?

1 Answer. There are 3 moles of O in 50 g.

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## How many moles are in 4 grams of water?

The answer is 18.01528. We assume you are converting between grams Water and mole. You can view more details on each measurement unit: molecular weight of Water or mol The molecular formula for Water is H2O. The SI base unit for amount of substance is the mole.

## How many grams are in 5 moles?

Therefore, 5 moles × 32.0 g/mol = 160 grams is the mass (m) when there are 5 moles of O2 .

## How many grams are there in 4 moles of H2O?

We assume you are converting between moles H2O and gram. You can view more details on each measurement unit: molecular weight of H2O or grams This compound is also known as Water or Dihydrogen Monoxide. The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles H2O, or 18.01528 grams.