Which of the following gives the correct possible values of I forn = 42
0.1,2,3
4.-3.-2.-1.0. 1. 2. 3. 4
o 0, 1, 2, 3, 4

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:

> b takes place in the gas phase in an isothermal tubular reactor. the feed is one mole of a per one mole of c, an inert. the entering temperature and pressure are 427°c and 10 atm, respectively. the gas constant r = 0.08206 atm · l/mol · k.

50.23 i believe is correct but don't quote me on that.