SCIENCE Flashcards
1
Q
is a concept that we use in chemistry to count molecules, atoms, or just about anything extremely small. It also referred to as the “chemist’s dozen”
A
mole
2
Q
This quantity is called Avogadro’s Number (NA)
A
1 mole of anything = 6.022 x 1023 (atoms/molecules/particles)
3
Q
- is the number of particles (atom, molecule, or ion) present in exactly 12 grams of carbon-12.
-It is equivalent to Avogadro’s number (NA).
A
mole (mol)
4
Q
- Amedeo Avogadro
- Italian Physicist
- His work led to the concept of the mole as a counting unit in Chemistry.
- Avogadro’s number (NA) is an experimentally determined number.
A
Avogadro’s Number
5
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A
6
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7
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8
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A
9
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A
