# What is the value of volume in terms of mole?

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## What is the value of molar volume?

The molar volume of a gas is the volume of one mole of a gas at STP. At STP, one mole (6.02×1023 representative particles) of any gas occupies a volume of 22.4L (figure below). Figure 10.13. 2: A mole of any gas occupies 22.4L at standard temperature and pressure (0oC and 1atm).

## Is a mole a unit of volume?

The concentration of a solution is commonly expressed by its molarity, defined as the amount of dissolved substance in mole(s) per unit volume of solution, for which the unit typically used is moles per litre (mol/L), commonly abbreviated M.

Mole (unit)

mole
1 mol in … … is equal to …
SI base units 1000 mmol

## Is moles mass volume?

Lesson Summary. The molar mass of a substance is used to convert grams to moles and moles to grams. … The volume of 1 mole of any gas is called its molar volume and is equal to 22.4 L at standard temperature and pressure. Molar volume allows conversions to be made between moles and volume of gases at STP.

## How do you convert moles to volume?

Converting from moles to volume (liters): Multiply your mole value by the molar volume constant, 22.4L. Converting from particles (atoms, molecules, or formula units) to moles: Divide your particle value by Avogadro’s number, 6.02×1023. Remember to use parentheses on your calculator!

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## What does n m/m mean?

n = m/M n is the amount of substance, in moles, mol. m is the mass of the substance, in grams, g. M is the molar mass of the substance (the mass of one mole of the substance) in g mol-1. Molar masses: These. will be given in.

## How do you find moles with volume and molarity?

To calculate the number of moles in a solution given the molarity, we multiply the molarity by total volume of the solution in liters.

## How is the mole defined class 11?

A mole can be defined as the amount of substance that contains the same number of chemical entities (atoms, ions, molecules, etc.) as there are in 12 g of Carbon-12 isotope, as defined by the General Conference on Weights and Measures. Complete step by step answer: … 1 mole of carbon = 12g of carbon.

## What is molar volume Class 9?

The Molar Volume, represented by V m, is the volume occupied by one mole of a substance which can be a chemical element or a chemical compound at Standard Temperature and Pressure (STP). It can be calculated by dividing Molar mass (M) by mass density (ρ).

## What is numerical value of mole?

One mole contains exactly 6.022 140 76 x 1023 elementary entities. This number is the fixed numerical value of the Avogadro constant, NA, when expressed in the unit mol–1 and is called the Avogadro number.

## What are the units of molar volume?

It is equal to the molar mass (M) divided by the mass density (ρ). It has the SI unit cubic meters per mole (m3/mol), and often practical to use the units cubic decimeters per mole (dm3/mol) for gases and cubic centimeters per mole (cm3/mol) for liquids and solids.

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