Answer:
The question is incomplete.
A sample question and solution is given below.
Check the attachment for explanation.
Explanation:
Check the attachment below
Answer:
A-B
C-D
E-F
I think it's these because Potential Energy increase when the graph increases and remain constant when the graph is flat.
Sodium chloride is the chemical name for salt and is composed of sodium and chlorine, so it is a compound.
Answer:
An Ionic Bond
Explanation:
Salt compounds are formed by the "donating" of electrons.