Elements of Life keywords

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Atomic Number
The number of protons in the nucleus of an atom, equal to the number of electrons
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Mass Number
The number of protons and neutrons in the nucleus of an atom
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Isotope
Atoms of the same element with a different number of neutrons in the nucleus and hence a different mass number
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Avogadro Constant (NA)
6.02 x 10^23, the number of particles in 1 mole of a substance
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Relative Isotopic mass
The mass of an atom of an isotope compared with one-twelfth of the mass of Car
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Other cards in this set

Card 2

Front

Mass Number

Back

The number of protons and neutrons in the nucleus of an atom

Card 3

Front

Isotope

Back

Preview of the front of card 3

Card 4

Front

Avogadro Constant (NA)

Back

Preview of the front of card 4

Card 5

Front

Relative Isotopic mass

Back

Preview of the front of card 5

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