What do we need to do to get CO2 emissions all the way to zero? A
turn off the lights more
B
continue to burn fossil fuels
C
develop new technologies, ideas and advances
D
stop all innovation and just use current technologies

What precautions should you take to prevent injuries when dealing with heavy loads?

An air compression refrigeration system is to have an air pressure of 100 psia in the brine tank and an allowable air temperature increase of 60°f for standard vapor compression cycle temperatures of 77 f entering the expansion cylinder and 14 f entering the compression cylinder, calculate the coefficient of performance a. 2.5 b 3.3 c. 4.0 d. 5.0

Agas mixture consists of 8 kmol of h2 and 2 kmol of n2. determine the mass of each gas and the apparent gas constant of the mixture.