Answer:
The standard atomic weight is the average mass of an element in atomic mass units. Though individual atoms always have an integer number of atomic mass units, the atomic mass on the periodic table is stated as a decimal number because it is an average of the various isotopes of an element.
The answer is Pan-Slavism
Although inequality was reasonably common in both the North and the South, it was more significant in the South. The Northern population was more likely to be middle class, as well as more likely to engage in different trades besides agriculture. This meant that education in the North was more common and widespread than in the South, where it was the privilege of a few lucky ones.
