The property used in the industrial preparation of nitrogen and oxygen from air is? by Sunday | Oct 14 | Chemistry JAMB | 0 comments A. rate of diffusion B. density C. boiling point D. solubility Correct Answer: Option C – boiling point Users Also Read These:On heating, which of the following compounds will…Suitable reagents for the laboratory preparation…The partial pressure of oxygen in a sample of air is…What is the partial pressure of oxygen at s.t.p. in…Burning magnesium ribbon in air removes which of the…