Moving up and on! Two years after his ex-girlfriend Kristen Stewart cheated on him, Robert Pattinson showed that he was long over the scandal by laughing it off in an interview for the September 2014 issue of Esquire UK.
adjective, purer, purest. 1. free from anything of a different, inferior, or contaminating kind; free from extraneous matter: pure gold; pure water. 2. unmodified by an admixture; simple or homogeneous. 3. of unmixed descent or ancestry: a pure breed of dog.
1 A pure substance is a form of matter that has a uniform composition and properties that are constant throughout the sample. 2  Mixtures are physical combinations of two or more elements and/or compounds. 3  Elements and compounds are both example of pure substances.ecall that a solution is a mixture of substances in such a way that the final product has the same composition throughout. Remember the example of vinegar that is 5%, by mass, acetic acid in water. This clear liquid is a solution since light easily passes through it and it never separates.