Mexico has set an air quality standard of 110 ppb (parts per billion) for ozone, but frequently the ozone levels actually measured are much higher. The concentration of ozone in Mexico City has been measured at 441 ppb (0.441 ppm). Mexico City sits at an altitude of 7400 feet, which means its atmospheric pressure is only 0.67 atm. Required:
Calculate the partial pressure of ozone at 441 ppb if the atmospheric pressure is 0.67 atm.

Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99