All of the following statements about biodegradable polymers are ...

[go.lag]

All of the following statements about biodegradable polymers are true EXCEPT
 
  A) some can biodegrade by composting.
  B) the most sustainable approach is to use renewable resources, especially non-food crops, as a monomer source.
  C) their glass transition temperatures are very high.
  D) many require microorganisms to degrade them.

Question 2

Quaternary salts with two long carbon chains and two smaller chains on the nitrogen are used as
 
  A) bleaches.
  B) analgesics.
  C) fabric softeners.
  D) weed killers.

[efwsefaw]

Answer to Question 1

A

Answer to Question 2

C

[go.lag]

Thanks for the timely response, appreciate it

[sultana.d]

Gracias!