c
active ingredients
the ingredient in a formulation that provides the chemical reaction needed but which is bulked out with other substances
chromatgram
is a visable record showing seperated substances that have travelled set distances
chromatography
a method used for splitting up a substance to identify compounds and check purities
empirical formula
the simplest formula that a latger formula can be reduced to
fertilisers
chemicaks made go enchance tge growth if crops
filtration
the pricess by which insoluble substances are seperated from soluble obes
formula mass
the total of atomic masses making up the formula of a substance
formulation
a mixture that has been designed as a useful product
impure
materials consisting of two or more elements or compounds
mixture
a substance containing two elemenfs but arent chemicslly combined
mobile phase
this is the phase that moves
pure
a single substance where all particles are the same
rf value
the ratio distance moved by the solvent
solubility
the measure of bow much solute distance moved by a compound
soluble
a substance that can disolve into a solvent
solute
a substance thats dissolved into a solvent
solution
a mixture formed when ine substance dissolves in another
solvent front
how far the solvent travkels during chromatography
solvent
a substance that can desolve a solute into a solution
stationary phase
the phase in chromatography that does not move
ram
the mean mass kf an atom
rfm
the mean mass of an atom