In an adiabatic irreversible expansion of an ideal gas against a constant external pressure P2, the P-V work is given by​

4

explanation:

a. a primary source combines several different accounts of an event. b. a primary source generally benefits from having been written after an event.

explanation:

- "the acute form of diverticulitis can manifest itself with one or more severe attacks of infection and inflammation.

the inflammation of diverticulitis can eventually result in a bowel obstruction, which may cause constipation, thin stools, diarrhea, abdominal swelling or bloating, and abdominal pain."

a polar bond is formed when electrons are shared unevenly between atoms