Title: New Haven, Connecticut.
Question: What major interstate in New Haven provides access northward into Massachusetts, Vermont, and eventually reaches the Canadian border?

Title: Napoleon.
Question: Napoleon's master plan was to establish a French presence in what part of the world?

Title: Republic of the Congo.
Question: What portion of the Congolese population is Protestant?

Title: Planck constant.
Question:
Calculating molar volume requires knowledge of what two factors?