The Venn diagram compares protons with neutrons. Which shared property belongs in the region marked "B"? Is negatively charged
Has mass of 1 amu
Orbits the nucleus
Is positively charged

This comparative chart is an example of one that might be used by scientists and law enforcement personnel for identification purposes. the chart represents a technological advance called

Can someone i have no idea of how to do this.

Explain the significance of thesaurus geographicus