Can someone help with and “Ideal Gas Law” question?

List the path of the respiratory system

Moseley made revisions to the periodic table that resolved some of the problems with mendeleev's version. which of thesewas a result of his revisions to the periodic table? the revised periodic table could account for the discovery of new elements.the revised periodic table could account for variations resulting from isotopesscientists could begin to write new information onto each element.scientists could begin to place the table on a single sheet of paper.

The concentration of a biomolecule inside a rod-shaped prokaryotic cell is 0.0027 m. calculate the number of molecules inside the cell, which is 4.4 μm long and 1.2 μm in diameter.