Balance the following equation
_MgF2 + _Li2CO3 -> _MgCO3 + _LiF

Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.

What does an electron configuration for an atom relate to the atoms placement on the periodic table