What does electron affinity depend on? a. only the effective nuclear charge b. both the effective nuclear charge and the number of shells in the atom containing electrons c. attraction between the valence electrons and core electrons d. attraction between the protons and neutrons

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

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 is the chemical name of the compound ti2o3? use the list of polyatomic ions and the periodic table to you answer.