Item 4 Which polymer structure should be used if a strong and heat-resistant adhesive is required? Choose the correct answer.

linear

branched

networked

cross-linked

Ineed to find the answer of this question because i dont understand it

Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? −ch2−oh −ch2−o||c−nh2 −ch2−coo− −ch2−ch2−ch2−ch2−n+h3

The fact that the total amount of energy in a system remains constant is a(n)