The Mole
Flashcard
•
Chemistry
•
11th Grade
•
Hard

Carolyn Hudson
FREE Resource
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28 questions
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1.
FLASHCARD QUESTION
Front
Mole
Back
A fundamental unit in chemistry representing Avogadro's number of particles, usually atoms or molecules.
2.
FLASHCARD QUESTION
Front
Avogadro’s constant
Back
The number of constituent particles, usually atoms or molecules, that are contained in one mole, approximately 6.022 x 10^23.
3.
FLASHCARD QUESTION
Front
Relative atomic mass (Ar)
Back
The weighted average mass of the atoms in a naturally occurring element, relative to 1/12th the mass of a carbon-12 atom.
4.
FLASHCARD QUESTION
Front
Relative molecular mass (Mr)
Back
The sum of the relative atomic masses of the atoms in a molecule.
5.
FLASHCARD QUESTION
Front
Formula unit
Back
The lowest whole number ratio of ions represented in an ionic compound.
6.
FLASHCARD QUESTION
Front
Hydrates
Back
Compounds that have a specific number of water molecules bound to their atoms.
7.
FLASHCARD QUESTION
Front
Stoichiometric coefficient
Back
The number in front of a species in a chemical equation that indicates the ratio in which substances react or are produced.
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