### molar mass definition

• ### ChemTeam: Molar Heat of Fusion

Here is the definition of the molar heat of fusion: the amount of heat necessary to melt (or freeze) 1.00 mole of a substance at its melting point

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• ### How to Calculate Atomic Mass - ThoughtCo

The atomic mass or atomic weight of an element is a weighted average of the isotopes. Here are 3 simple ways to find the atomic mass of an element.

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• ### Molar concentration - Wikipedia

Definition. Molar concentration or molarity is most commonly expressed in units of moles of solute per litre of solution.For use in broader applications, it is defined as amount of substance of solute per unit volume of solution, or per unit volume available to the species, represented by lowercase c:

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• ### Mole Concept - Chemistry Encyclopedia - reaction, water ...

In chemistry the mole is a fundamental unit in the Système International d'Unités, the SI system, and it is used to measure the amount of substance.

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• ### mole - Diccionario Inglés-Español WordReference.com

Del verbo molar: molé es: 1ª persona singular (yo) pretérito indicativo mole es: 1ª persona singular (yo) presente subjuntivo 3ª persona singular (él/ella/usted) presente subjuntivo

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• ### The MSDS HyperGlossary: Mass Unit Conversions

The term mass is often used interchangeably with "weight". Strictly speaking, this is incorrect because weight varies with the force of gravity and mass does not. For example, an astronaut would be almost weightless in outer space, but his or her mass would be unchanged from that on Earth.

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• ### ChemTeam: The Mole & Molar Mass

Practice Problems. For the ChemTeam's class: calculate the mass of one mole for five (picked at random) of these substances. Show the calculation set-up for at least three of the five.

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• ### Definitions of a mole Chemistry Tutorial - AUS-e-TUTE

Molar Mass of Molecules (8). A molecule is made up of 2 or more atoms chemically joined (bonded) together. 1 mole of molecules always contains Avogadro's number of molecules

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• ### Water properties - London South Bank University

Water properties including heavy water. a The Vienna Standard Mean Ocean Water (VSMOW, now VSMOW2) is pure salt-free water used as a standard water material for determining the physical properties of water.

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• ### Molar | Definition of Molar by Merriam-Webster

A millstone is a large stone used for grinding grain. We have teeth, called molars, that are also used for grinding.The English word molar comes from a Latin word molaris that is derived from mola, "millstone."

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• ### Molar mass - Wikipedia

In chemistry, the molar mass M is a physical property defined as the mass of a given substance (chemical element or chemical compound) divided by the amount of substance. The base SI unit for molar mass is kg/mol.

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• ### What is Molar Mass? - Definition, Formula & Examples - Video ...

Compounds have mass, and this is what we call the molar mass. In this lesson, we will discuss the molar mass and go over examples on how to...

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• ### Concentration lectures - molar fraction - ChemBuddy

Concentration lectures » molar fraction. Molar fraction is defined as ratio of number of moles of substance to total number of moles of all substances. For example 10 molal water solution of ethanol contains 10 moles of ethanol for every 1000 g of water. 1000 g of water is 55.51 mole - and molar fraction of ethanol is 10/(55.51+10)=0.1527.

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• ### definition mole explained molar mass mol mols calculations ...

This page describes the concept of the mole with lots of fully worked out examples of mole calculations. You should learn the formula connecting moles, mass and formula/molecular mass and methods for solving mole based problems.

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• ### Molar Mass Unit Conversion - Measurement conversion J-Z

Measurement units, Molar Mass Conversion, Molar Mass Converter, Chlorine (Cl) - standard atomic weight, Chlorine molecules (Cl₂) - molecular mass, Grams per mole(g/mol), Hydrogens (H) - standard atomic weight, Hydrogen molecules (H₂) - molecular mass, Iron (Fe) - standard atomic weight, Kilograms per mole(kg/mol), Oxygen (O) - standard ...

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• ### Applied Thermodynamics, Energy, Power Plant, Combustion, Heat ...

Applied Thermodynamics, Energy, Power Plant, Combustion, Heat, Air Conditioning, Turbine, Pump, Condenser, Heat Exchanger

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• ### Molar | Define Molar at Dictionary.com

Molar definition, a tooth having a broad biting surface adapted for grinding, being one of twelve in humans, with three on each side of the upper and lower jaws. See more.