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- nounmole (noun) · moles (plural noun) · European mole (noun) · European moles (plural noun)
- a spy who achieves over a long period an important position within the security defenses of a country:"a well-placed mole was feeding them the names of operatives"
- someone within an organization who anonymously betrays confidential information:"the company is hunting for the mole who revealed details of planned job cuts"
Originlate Middle English: from the Germanic base of Middle Dutch and Middle Low German mol.OriginOld English māl ‘discolored spot’, of Germanic origin.nounmole (noun) · moles (plural noun)Originmid 16th century: from French môle, from Latin moles ‘mass’.nounmedicinemole (noun) · moles (plural noun)- an abnormal mass of tissue in the uterus. See also hydatidiform mole
Originlate Middle English: from French môle, from Latin mola in the sense ‘false conception’. - The mole is a unit of measurement used in chemistry to express amounts of a chemical substance. It is defined as the amount of substance containing the same number of chemical units (atoms, molecules, ions, electrons, or other specified entities or groups of entities) as exactly 12 grams of carbon-1212. By that definition, one mole of pure 12 C has a mass of exactly 12 g2. Mole is also a traditional sauce and marinade originally used in Mexican cuisine3.Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.
The mole is defined as the amount of substance containing the same number of chemical units (atoms, molecules, ions, electrons, or other specified entities or groups of entities) as exactly 12 grams of carbon-12. However, in 2018 the CGPM agreed that effective on May…
www.britannica.com/science/mole-chemistryThe mole was defined by International Bureau of Weights and Measures as "the amount of substance of a system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon-12." Thus, by that definition, one mole of pure 12 C had a mass of exactly 12 g.
en.wikipedia.org/wiki/Mole_(unit)Mole, pronounced Spanish pronunciation: [ˈmole], from Nahuatl mōlli (Nahuatl pronunciation: [ˈmoːlːi]), meaning "sauce", is a traditional sauce and marinade originally used in Mexican cuisine.en.wikipedia.org/wiki/Mole_(sauce) Mole Definition & Meaning - Merriam-Webster
Learn the different meanings and uses of the word mole, from a skin spot to a spy to a unit of measurement. See synonyms, examples, etymology, and related words for mole.
Mole | Definition, Number, & Facts | Britannica
Nov 21, 2024 · mole, in chemistry, a standard scientific unit for measuring large quantities of very small entities such as atoms, molecules, or other specified particles. The mole designates an …
MOLE | English meaning - Cambridge Dictionary
Learn the meanings of mole as an animal, a spot, a person, and a unit of measurement. See how to use mole in sentences and compare it with related words.
Mole - definition of mole by The Free Dictionary
Learn the different meanings of the word mole, from a skin lesion to a spy to a unit of measurement. Find examples, synonyms, and related terms for each definition.
MOLE | definition in the Cambridge English Dictionary
Learn the meaning of mole as an animal, a spot, a person, or a measurement in chemistry. See how to use mole in sentences and compare it with related words.
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What Is a Mole in Chemistry? - ThoughtCo
Jul 10, 2024 · A mole is a unit of measurement for the amount of any substance, based on Avogadro's number of particles. Learn how to use moles to convert between atoms, molecules and grams, and see examples and sources.
What is Mole in Chemistry | Molar Mass, Example - Scienly
Feb 21, 2024 · A mole (mol) is a unit of measurement in chemistry that represents a specific number of particles, such as atoms, molecules, or ions. A simple definition of mole is as: The …
MOLE | meaning - Cambridge Learner's Dictionary - Cambridge …
MOLE definition: 1. a small, dark mark on the skin 2. a small animal with black fur that digs holes in the soil and…. Learn more.
What Is A Mole? - Sciencing
Apr 20, 2018 · A mole of any substance is the amount of that substance required for the number of atomic particles to equal Avogadro's constant, which is approximately 602 hexillion particles. So a mole of water is the amount of …
introduction to Mole: Definition, formula, and Calculations
A mole is a unit of measurement that represents the amount of substance containing 6.02 × 1023 particles. Learn how to calculate the mole, mass, and molecular weight of a substance with examples and formulas.
Definition of mole - Chemistry Dictionary
A mole is the SI unit for the amount of a substance that contains 6.023 x 10 23 particles of the substance. Learn how to use moles in chemical equations, atomic and molecular masses, and …
10: The Mole - Chemistry LibreTexts
Sep 21, 2022 · The mole is the unit of measurement in the International System of Units (SI) for amount of substance. It is defined as the amount of a chemical substance that contains as …
What Is a Mole In Chemistry? Definition - Science Notes and …
Jun 25, 2014 · A mole is an SI base unit for quantity that describes the number of particles. Learn how to use the mole to convert between atoms, molecules, and mass, and see examples of …
What is a Mole in Chemistry: Definition and Calculations Explained
Dec 9, 2024 · Definition of a Mole, Avogadro's Number, Molar Mass, Atomic Mass, and Molecular Weight. A mole is the International System of Units (SI) base unit used to measure how many …
Moles - (Intro to Chemistry) - Vocab, Definition, Explanations
A mole is a unit of measurement in chemistry that represents a fixed number of particles, such as atoms, molecules, or ions. It serves as a bridge between the microscopic world of chemical …
MOLE Definition & Meaning | Dictionary.com
Learn the meanings and usage of the word mole in different contexts, such as biology, chemistry, cooking, and slang. Find out how to pronounce mole and see synonyms and related words.
Define 1 mole. - BYJU'S
1 mole is defined as the amount (mass) of a substance that contains the same number of elementary entities (atoms, molecules or ions) as there are atoms in 12.000 g of C 12 isotope …
3.4: The Mole and Molar Mass - Chemistry LibreTexts
Aug 12, 2024 · The molar mass of a substance is defined as the mass in grams of 1 mole of that substance. One mole of isotopically pure carbon-12 has a mass of 12 g. For an element, the …
Mole - Chemistry Online
Apr 22, 2024 · The mole, symbol mol, is the SI unit of amount of substance. One mole contains exactly 6.022 140 8 × 10 23 elementary entities. This number is called the Avogadro number.
MOLE | definition in the Cambridge Learner’s Dictionary
Learn the meaning of mole as a noun for a skin mark, an animal, or a spy. Find translations of mole in different languages and examples of usage.
The Mole | Definition & Summary | A Level Chemistry Revision
Learn the definition of the mole (n), a fundamental chemical quantity that characterizes the amount of substance. Find out how to calculate molar mass, molar volume, and the number of …
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