Chemistry - Atomic structure, analysis and quantitive chemistry

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What is the mass number of an atom?
The total number of protons and neutrons.
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What are isotopes?
Atoms of the same element with differnent numbers of neutrons.
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What is the atomic number?
The number of protons and electrons an atom contains.
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In a chemical symbol, where is the atomic number and where is the mass number?
The atomic number is at the bottom and the mass number is at the top.
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How do you find the relative formula mass?
Add together the value of the relative atomic mass for all atoms in it's formula.
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What is the relative formula mass of a substance shown in grams called?
A mole.
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Other cards in this set

Card 2

Front

What are isotopes?

Back

Atoms of the same element with differnent numbers of neutrons.

Card 3

Front

What is the atomic number?

Back

Preview of the front of card 3

Card 4

Front

In a chemical symbol, where is the atomic number and where is the mass number?

Back

Preview of the front of card 4

Card 5

Front

How do you find the relative formula mass?

Back

Preview of the front of card 5
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