Calculate the work done by the system where a chemical reaction takes place in a container of cross-sectional area 50. 0 cm. As a result of the reaction, a piston is pushed out through 15 cm against an external pressure of 121 kpa.

Lois and clark own a company that sells wagons. the amount they pay each of their sales employees (in dollars) is given by the expression 12h+30w12h+30w12, h, plus, 30, w where hhh is the number of hours worked and the number of wagons sold. what is the amount paid to an employee who works 666 hours and sells 333 wagons?