In order to determine the concentration of a sodium hydroxide solution, a student is provided with two solutions labelled X and Y
X is aqueous Hydrochloric acid with a mass concentration of 19.6 g dm-3.
Y is a sodium hydroxide solution of unknown concentration

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

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

What relationship exists between an enzyme and a catalyst?