Urine on average has 4000 ng ACE/ ml. Therefore to convert these measurements of ng ACE / L pool water to ml urine / L pool water we need to divide each by 4000. Make a new vector showing the concentration of urine per liter in these 23 pools. What is the mean concentration of urine per liter

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