Describe how to use a reference point and a set of reference directions to define the position of an object

Both josef loschmidt and amedeo avogadro contributed to our understanding of basic molecular numbers, sizes, and reaction ratios. neither scientist discovered “avogadro’s number” in the form we use it today (6.02 x 10 23). still, there’s a controversy over the name. research the contributions from these two scientists and read about how avogadro’s number got its name. briefly state what you think this number should be called, providing key details of each scientist’s contributions to this concept and a solid rationale for your case in naming the number.

What is the independent variable in this investigation? mass volume sample number substance density

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.