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Moles+ reactions
Term | Definition |
---|---|
What is amount of substance? | The quantity of whose unit is the mole and is used to count atoms |
What is Avogadros constant? | The number of atoms per mole |
What is a mole? | The amount of any substance containing as many particles as there are carbon atoms in exactly 12g of the carbon-12 isotope |
What is empirical formula? | The simplest whole number ratio of atoms of elements in a compound |
What is molar volume? | The volume per mole of a gas. n=v/24dm3 |
What is the concentration of a solution? | The amount of solute (in mol) dissolved per 1dm3 of a solution |
What is a species? | Any type of particle that takes part in a chemical reaction |
What is an acid? | A species that is a proton DONOR |
What is a base? | A species that is a proton acceptor |
What is a salt? | A chemical compound formed from an acid when a H+ ion from the acid is replaced by a metal ion |
What is a cation? | A + charged ion |
What is a anion? | A - charged ion |
What is an alkali? | A type of base that dissolves in water forming OH- ions (hydroxide ions) |