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mole

mole

2 8.7
A unit in chemistry for about 6.022 times ten to the 23rd particles
  • noun
  • /moʊl/
  • Specialized
translation icon : mol
  • Water is denser than ice and occupies about 10% less volume per mole.
  • mole conversion
  • mole fraction
  • calculate moles

In in a mole, What's what's the mole number?

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Examples

  • How much energy does it take to heat up a mole of gas?

  • All right, let's consider a mole of an ideal gas, right?

  • So this would be the number of moles you have in that box.

  • The van der Waals equation of state for a mole of fluid is.

    Academic text (2002)
  • The mole fraction X of the second component is one way to parameterize the relative quantities.

    Academic text (2002)
  • The steam content reduced to 13 mole% and 3 mole% when the temperature was increased to 973 K and 1073 K, respectively.

    Academic text (2018)
  • Third, each student had a laminated strategy sheet that consolidated key elements of information needed for mole conversions.

    Academic text (2015)
  • A nucleon weighs roughly 1 gram per mole, so 2000 grams of rock is roughly 1027 nucleons.

    Blog text (3)
  • Avogadro's number, approximately 6.022 x 10^23, defines how many entities are in one mole of a substance.

  • In chemistry, a mole is used to count particles, such as atoms and molecules, in a sample.

Synonyms

mol
vsmole
  • Specialized
3 6.1

A unit in chemistry for counting atoms or molecules equal to about 6.022 × 10^23 particles

is the full unit name written as a word rather than the symbol

Compounds

3 4.7

A small animal that digs tunnels and lives mostly underground like a mole

1 9.9

A small mole from eastern North America with soft fur that lives mostly underground

Damaraland mole rat
  • South African
1 9.9

A small burrowing mammal from western Africa that lives in underground colonies

A small almost hairless African animal that lives underground in large groups like ants

whack-a-mole
  • Informal
1 9.0

A situation where new problems appear as soon as you solve one

American shrew mole
  • Specialized
8.7

A small mole with a long pointed snout that lives underground and eats insects

A small burrowing animal from eastern Asia that looks like a shrew and a mole

marsupial mole
  • Australian
9.7

A small Australian animal that lives underground and carries its babies in a pouch

A small brownish-black animal like a frog that lives underground and comes out to lay eggs

mole sieve
  • Specialized
8.9

A device with very small holes that separates gases or liquids by size

A large insect with strong front legs that digs tunnels in soft soil and eats plant roots

9.9

A garden plant that is poisonous and grown to keep moles away

mole-eyed scrutiny
  • Literature
9.9

A very careful, close look to find small errors

golden mole
  • South African
9.2

A small animal from southern Africa that lives underground and has shiny fur

hair-tailed mole
  • Specialized
9.9

A small animal that lives underground with a short furry tail found in eastern North America

hydatid mole
  • Specialized
9.9

A pregnancy condition where tissue grows into many fluid-filled sacs instead of a baby

hydatidiform mole
  • Specialized
9.9

A rare growth in the womb during early pregnancy that forms fluid-filled cysts and often causes loss of the baby

queen mole rat
  • Specialized
9.2

A larger female in a colony of naked mole rats who is the only one to have babies

pouched mole
  • Australian
9.9

A small Australian burrowing animal with a pouch for its young that looks like a mole

A small burrowing animal with a long nose and tail that digs with strong front feet

9.9

A small mole found in eastern North America that lives in water and has many pink tentacles on its nose

A small North American mole that lives in wet ground with a pink nose of many tentacles to find food

How Small

nmol
  • Specialized
1 7.2
mole
  • Specialized
2 8.7

Surface Forms

mole singular
moles plural

Etymology

Mole (chemistry) comes from the German word Mol, short for Molekül ('molecule'), used to mean a mass or set of molecules. So a mole is now a fixed, very large number used to count tiny particles in chemistry.