Answer:
Yes, because is contains carbon
Explanation:
Coal is mostly carbon with variable amounts of other elements; chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years.
A layer of soil with characteristic properties
Answer:
overreacts to an antigen
Explanation:
Allergies to substances are as a result of immunological dysfunction.
