Answer all the questions
1. what is Anthracite ?
2. why is Anthracite used?
3. In which country do we found Anthracite?
4. in which color is Anthracite?
5. Chemical formula of Anthracite?
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Answers
Answer:
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Explanation:
1.Anthracite is the highest quality hard coal with more than 90% carbon content.It is semi-metallic,lustrous and compact.It is mainly found in the regions of northern India.
2.Common Uses Anthracite also is the most brittle among coal types. When burned, it produces a very hot, blue flame. A shiny black rock, anthracite is used primarily for heating residential and commercial buildings in the northeastern region of Pennsylvania, where much of it is mined.
3.Anthracite is the least plentiful form of coal. In the United States it is found mostly in northeastern Pennsylvania and makes up less than 2 percent of all coal reserves in the country. Smaller amounts of anthracite occur in South Africa, Australia, eastern Ukraine, western Canada, China, and other countries.
4.Anthracite is a chalky and earthy near-black or very dark gray. Anthracite itself is a form of coal used in thermal power stations for generating electricity. The color comes from the object and is a favored choice in furniture, home decor, and graphic design projects.
5.An example of a chemical formula for high-grade anthracite would be C 240 H 90 O 4 NS, representing 94% carbon. UHG anthracite typically has a minimum carbon content of 95%.