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1.1.5
Types of formula
| Question | Answer |
|---|---|
| What is the empirical formula? | The empirical formula is the simplest whole number ratio of atoms of each element present in a compound |
| What is the formula to work out amount or mole? | amount n= mass m / molar mass M |
| What is a molecule? | A molecule is a small group of atoms held together by covalent bonds |
| What is the empirical formula of C4H8? | CH2 |