What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer.

In the analysis of hair and fiber samples, which does a compound comparison microscope allow for that a conventional compound microscope does not? a. simultaneous observation b. polarization c. fluorescence d. higher magnification

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+