Chemistry

4. a substance that speeds up a chemical reaction, but is not consumed by the reaction
5. any of a class of natural or synthetic substances composed of very large molecules,that are multiples of simpler chemical units called monomers.
7. a vessel in which substances are ground or crushed with a pestle.
9. an effective method to separate mixtures comprised of two or more pure liquids
10. ... chemistry uses qualitative and quantitative observation to identify and measure the physical and chemical properties of substances. In a sense, all chemistry is analytical.

1. a separation method used to separate out pure substances in mixtures comprised of particles, some of which are large enough in size to be captured with a porous material.
2. the separation of a mixture by passing it in solution or suspension or as a vapor through a medium in which the components move at different rates
3. a technique used to separate out homogeneous mixtures where there is one or more dissolved salts.
6. ... are substances initially present in a chemical reaction that are consumed during the reaction to make products
8. ... flask, a titration flask, is a type of laboratory flask which features a flat bottom, a conical body, and a cylindrical neck