Asked by Bob

Carbon dioxide gas has a solubility of 0.0972 g/100 g H2O at 40 degrees celsius. Expressed in parts per million, this concentration is closest to...

(1)0.972 ppm
(2)9.72 ppm
(3)97.2 ppm
(4)972 ppm
Answered by DrBob222
The easiest way to do these is to remember the conversion that
1 ppm = 1 mg/L
0.0972 g/100 g H2O = 0.0972/100 mL = 0.972 g/L = 972 mg/L = 972 ppm
Answered by kevin
972
Answered by Bria
972 ppm
Answered by Marcus
You can just divide 0.0972 g by 100 g and then multiply that number by 1 million because ppm= grams of solute/grams of solution x 1,000,000.
Answered by Anonymous
Kanznz