A gas is compressed in a cylinder from a volume of 20 l to 2. 0 l by a constant pressure of 10. 0 atm. Calculate the amount of work done on the system.

Afixed resistor has the following color bands: orange, red, brown, gold. what is the rated resistance

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.

28. the new systematic nomenclature was so ( that many chemists preferred to ( the older trivial names that were at least shorter. at least, that is the ostensible reason. actually, tradition seems to carry more weight than ( with some scientists.