Which of the following is applied on thermoplastic polymers? Select one:
a. Their shape is determined as part of the chemical process groups
b. They can be melted and reshape
c. They are not easily recycled
d. They couldn't bend over

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

If two objects at different te,peraure are in contact with each other what happens to their temperature