Lecture 3/4 done Flashcards
What are different physical states of drugs?
solid, liquid(solution and emulsion)
What is a pure drug?
single chemical componet
What is a componet?
a substance whose concentration varies from others
What form are most pure drugs in?
solid
When does liquid boil?
when it reached 760 mm HG
true or false:different boiling points reflect different strengths of intermolecular attractions.
True.
What is polymorphism?
when the same drug can have different solid structures. ex)carbon
What is a phase?
one or more seperatable parts of a system
What is a component?
different chemical components in a system
What is a solution?
a single phase, uniform liquid
describe solid mixtures?
no uniform, spacially inhomogeneous
True or false: solids have better stability and shelf life, but liquids have faster action and bioavailability
true
