A compression at a constant pressure of 160 kpa is performed on 3 moles of an ideal monatomic gas. The compression reduces the volume of the gas from 0. 2 m3 to 0. 12 m3. The ideal gas constant is r = 8. 314 j/mol · k. The work done by the gas is closest to:.

Of the 168 hours in a week as a full time student you should spend how many hours per week on school work?

Alaser tag arena sells two types of memberships. one package costs $325 for one year of membership with an unlimited number of visits. the second package has $125 enrollment fee, includes five free visits, and costs and additional $8 per visit after the first five. how many visits would a person need to use for each type of membership to cost the same amount over a one-year period?

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force