Which of the following is true of elements?
OA. They are always composed of only two types of matter.
1.
B. They are composed of two or more types of matter.
c. They are not composed of any type of matter.
D.
They are composed of only one type of matter.

Pauling and lewis questioned the extreme definitions of bonds. they wondered if bonds might be described somewhere in between the two extremes (covalent and ionic). on the basis of experimental data, pauling confirmed that bonds could be ionic, covalent, and for those, in between, exhibit a degree of ionic character. he theorized that the major factor was how strongly the atoms in the bond attracted the electrons. pauling called this factor - the tendency of an atom to attract electrons in a bond.

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

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit