polymers Flashcards
1
Q
Suggest why polymer J is able to be washed away easily with hot wate
A
(The molecule/amide/ester) can be hydrolysed
2
Q
Explain what is meant by the term condensation polymer.
A
monomers join/bond/add/react/form polymer/form
chain
AND another product/small molecule/H2O/HCl
3
Q
State another way that a polyester may be degraded.
A
photodegradable OR light/sunlight/UV
4
Q
Explain why scientists now think that polymers such as PGA are better for the environment than hydrocarbon-based polymers.
A
(PGA is) (bio)degradable OR photodegradable OR
hydrolysed (but hydrocarbon based polymers are nonbiodegradable)