Determine the pH of a 4.3×10−6 M solution of HNO3.

a saline water is fed to a reverse osmosis unit at flow rate o rotameter connected to reject (retentate) line reads 8 installed in reject and permeate line reads 15.2 milli siemens/cm and 300 micro siemens/com respectively.

listen, you cant how young you were.

"you didn't chose the stud life. the stud life chose you."

answerambulatory;