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10 Cards in this Set
- Front
- Back
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What does the law of conservation of mass state ? |
It states that no atoms are lost or made during a chemical reaction |
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What do symbol equations get balanced by ? |
Terms of numbers |
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What is the symbol for Relative Atomic Mass ? |
Ar |
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What relative atomic mass is given to carbon ? |
12 |
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What are isotopes ? |
Atoms of the same element with a different number of electrons |
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What is the symbol for for Relative Formula Mass ? |
Mr |
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What is the relative formula mass the sum off ? |
All off the atomic masses in a substense |
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What is one mole of a hydrogen molecule ? |
H2 |
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What is the abbreviation of Mole ? |
Mol |
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What is a mole ? |
The relative atomic mass or the relative formula mass in grams |
