1.C
2.B
3.C
4.A
5.D
6.B
7.D
8.D
9.C
10.A
Answer:
early all of the hydrogen consumed in the United States is used by industry for refining petroleum, treating metals, producing fertilizer, and processing foods. U.S. petroleum refineries use hydrogen to lower the sulfur content of fuels.
Explanation:
Water, Sunlight energy, and CO2(carbon dioxide)
Answer: C. Strained
Explanation:
The diplomatic neutrality of the United States was tested during the Napoleonic Wars . The warring nations of Britain and France both imposed trade restrictions in order to weaken each other's economies. These restrictions also disrupted American trade and threatened American neutrality.