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what's in a medicine
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Total cards: 5•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (5)
#1
Front (Question)
name a technique used to purify volatile liquids
Back (Answer)
redistillation
#2
Front (Question)
how do you remove water from a purified product?
Back (Answer)
dry with an anhydrous salt
#3
Front (Question)
how do you choose a solvent for re-crystallisation?
Back (Answer)
-solid must be very soluble in the hot solvent but nearly impossible when the solvent is cold
#4
Front (Question)
how do you calculate an Rf value?
Back (Answer)
distance travelled by spot/distance travelled by solvent
#5
Front (Question)
what are the uses for thin layer chromatography?
Back (Answer)
• separating and identifying molecules - purifying substances