Answer:
the answer to this question is b
Answer:The 1788–1789 United States presidential election was the first quadrennial presidential election. It was held from Monday, December 15, 1788 to Saturday, January 10, 1789, under the new Constitution ratified in 1788.
Explanation:
Explanation: Protons and neutrons both weigh about one atomic mass unit or amu. Isotopes of the same element will have the same atomic number but different mass numbers.
( lemme know if it's wrong )
If he used a repeated -measures design then there would be 30 subjects in the research studies.
They carry a lot of things and are very portable. Multi-use items.