A hydrate of copper(ll) bromide, CuBr2. xH20, contains 86.11% of copper(II) bromide and 13.89% of water. Determine the formula of the hydrate. (The molar mass of CuBr2 is 223.354 g/mol)
O CuBr2*2 H20
O4 CuBr2 H20
2 CuBry: H20
CuBr2.4 H20

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