Before beginning a refrigerant recovery procedure, it is ALWAYS necessary to; A) allow the appliance to stabilize at room temperature.
B) know the type of refrigerant that is in the system.
C) remove the appliance to an outdoor location.
D) disconnect the appliance from its power source.

what is the average time it took the car to travel 0.25 meters?

⇒ 2.23 seconds

what is the average time it took the car to travel 0.50 meters?

⇒ 3.13 seconds

> 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.

i think is conclusions.i think so