Search results
- Dictionarymole/mōl/
noun
- 1. a small burrowing insectivorous mammal with dark velvety fur, a long muzzle, and very small eyes. Similar
- 2. 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" Similar
Powered by Oxford Dictionaries
Jun 5, 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 extremely large number of units, 6.02214076 × 10 23.
The meaning of MOLE is a pigmented spot, mark, or small permanent protuberance on the human body; especially : nevus. How to use mole in a sentence.
Jun 25, 2014 · A mole is a SI base unit of measurement. This is a definition of unit, its value, and example problems using the mole in chemistry.
In the field of chemistry, a mole is defined as the amount of a substance that contains exactly 6.02214076 * 1023 ‘elementary entities’ of the given substance.
a person who works for an organization or government and secretly gives information to its competitor or enemy: A mole inside the Department had leaked secret proposals to the press.
Jul 3, 2019 · A Mole is defined as a chemical unit, defined to be 6.022 x 10 23 ( Avogadro's Constant) entities. In science, this is usually molecules or atoms. The mass of a mole is the gram formula mass of a substance.
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 many elementary entities (e.g., atoms, molecules, ions, electrons, or photons).
One mole of a substance is equal to 6.022 × 10²³ units of that substance (such as atoms, molecules, or ions). The number 6.022 × 10²³ is known as Avogadro's number or Avogadro's constant. The concept of the mole can be used to convert between mass and number of particles.. Created by Sal Khan.
Mole definition: any of various small insectivorous mammals, especially of the family Talpidae, living chiefly underground, and having velvety fur, very small eyes, and strong forefeet. See examples of MOLE used in a sentence.
a person who works for an organization or government and secretly gives information to its competitor or enemy: A mole inside the Department had leaked secret proposals to the press.
