What is the mass number of an atom with 5 protons and 7 neutrons?

Why is the improved education of girls so important, especially with regard to economics and health? what are the leading causes of death among teenage girls in africa and how are they tied to education?

This map shows the member states of the european union (eu). based on this map, what is the most likely reason the eu was formed? a) to increase trade between european nations b) to protect themselves from foreign enemies c) to begin the process of forming one large nation d) to isolate europe from the rest of the international community j

Scientists think that convection currents flow in earth’s a. continents. b. mantle. c. lithosphere. d. inner core.