8. Find the number of representative particles in each of these substances? In addition to the calculation, you MUST correctly identify the representative particle to get the points.

1. .267 mol Y

4. 2.25 x 10-6 mol N2

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.

According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead

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