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.

52(4p+1) ≤ 4 3+12p can someone solve it for me with explanation

Balanced rock sits on a thin spike of rock in a canyon what forces keep the rock balanced on its tiny pedestal

On a test the graders have a mean of 77 and a standard deviation of 8. if we can approximate the distribution of these graders by a number distribution what percent of the students. a) scores higher than 77? b) should pass the test (grades > 60)? c) should fail the test (grades < 60)?